Ngaba ujonge ukutyala imali kumatshini wokususa iinwele ze-laser kwishishini lakho okanye kusetyenziso lomntu? Ukukhetha oyena mvelisi kwiimfuno zakho kubalulekile ukuqinisekisa umgangatho, ukhuseleko, kunye nokusebenza komatshini. Kwesi sikhokelo sibanzi, siya kukuhamba ngayo yonke into oyifunayo ukuyazi malunga nokukhetha abenzi bomatshini bokususwa kweenwele ze-laser. Ukusuka ekuqondeni izinto eziphambili ekufuneka uziqwalasele ukuphonononga abavelisi abaphezulu kwimarike, eli nqaku liza kukuxhobisa ngolwazi lokwenza isigqibo esinolwazi. Nokuba ungumnini we-salon, ubuchwephesha bezonyango, okanye ujonge nje isixhobo esithembekileyo sasekhaya, masikuncede uhambe kwihlabathi loomatshini bokususwa kweenwele ze-laser kwaye ufumane oyena mvelisi kwiimfuno zakho.
- Ukuqonda izinto ezimele ziqwalaselwe xa ukhetha abavelisi boomatshini bokususwa kweenwele zeLaser
Ukususwa kweenwele zeLaser kuye kwaba yinkqubo yokuthambisa ethandwa kakhulu, kwaye ngenxa yoko, imfuno yomgangatho ophezulu wokususwa kweenwele ze-laser iye yanda. Nangona kunjalo, ngabavelisi abaninzi onokukhetha kubo, kunokuba ngumngeni ukwazi ukuba yeyiphi eya kuhlangabezana neemfuno zakho ezithile. Kwesi sikhokelo sokugqibela, siza kuxoxa ngezinto ekufuneka ziqwalaselwe xa ukhetha abavelisi bomatshini bokususwa kweenwele ze-laser ukuqinisekisa ukuba wenza esona sigqibo silungileyo kwishishini lakho.
Xa kuziwa ekukhetheni umenzi womatshini wokususwa kweenwele ze-laser, kukho izinto ezininzi ezibalulekileyo ekufuneka ziqwalaselwe. Into yokuqala kunye neyona nto ibalulekileyo ludumo lomenzi. Khangela abavelisi abanerekhodi elomeleleyo lokuvelisa izixhobo ezithembekileyo, ezikumgangatho ophezulu. Ungaphanda umenzi kwi-intanethi, ufunde uphononongo lwabathengi, kwaye ucele iingcebiso kwezinye iingcali kwishishini. Udumo lomenzi luphawu oluhle lomgangatho weemveliso zabo kunye nokuzinikela kwabo ekwanelisekeni kwabathengi.
Enye into ebalulekileyo ekufuneka iqwalaselwe yitekhnoloji kunye nokutsha emva koomatshini bokususwa kweenwele ze-laser. Khangela abavelisi abahamba phambili kwinkqubela phambili yezobuchwepheshe kushishino. Abavelisi abagqwesileyo baya kutyala imali kuphando nakuphuhliso ukuze baqhubeke bephucula oomatshini babo kwaye bahlale bephambi kokhuphiswano. Oku kuya kuqinisekisa ukuba utyala imali kumatshini osebenzisa itekhnoloji yamva nje kunye neyona isebenzayo kwiziphumo ezilungileyo.
Ukongeza kwitekhnoloji, kubalulekile ukuqwalasela inqanaba lenkxaso yabathengi kunye nenkonzo ebonelelwa ngumenzi. Umenzi othembekileyo uya kunika uqeqesho olubanzi kunye nenkxaso ukuqinisekisa ukuba wena kunye nabasebenzi bakho nikuxhobele kakuhle ukusebenzisa nokugcina umatshini. Ukongeza, khangela abavelisi ababonelela ngeewaranti kunye nenkonzo yabathengi abaphendulayo ukujongana nayo nayiphi na imiba enokuthi ivele.
Iindleko nazo zibalulekile ingqalelo xa ukhetha umenzi womatshini wokususwa kweenwele laser. Ngelixa kunokuhenda ukukhetha eyona ndlela inexabiso eliphantsi, kubalulekile ukuqwalasela ixabiso elipheleleyo lomatshini kunye nodumo lomenzi. Utyalo-mali oluphezulu lokuqala kumatshini osemgangathweni ovela kumenzi othembekileyo unokukongela imali ekuhambeni kwexesha ngolungiso olumbalwa kunye nobomi obude.
Okokugqibela, qwalasela uluhlu lweemveliso kunye neenkonzo ezibonelelwa ngumenzi. Abanye abavelisi banokubonelela ngeendidi zoomatshini bokususwa kweenwele ze-laser ukuze zihambelane neemfuno ezahlukeneyo kunye nohlahlo lwabiwo-mali. Abanye banokunikezela ngeenkonzo zenkxaso ezongezelelweyo, ezifana nezixhobo zokuthengisa okanye uncedo lophuhliso lweshishini, olunokuba luncedo kwishishini lakho.
Ukuqukumbela, ukukhetha oyena matshini wokususwa kweenwele ze-laser kufuna ukuqwalaselwa ngononophelo kwizinto ezininzi. Ngokuphanda isidima somenzi, itekhnoloji, inkxaso yabathengi, iindleko, kunye nokunikezelwa kwemveliso, unokwenza isigqibo esinolwazi esiya kunceda ishishini lakho ekuhambeni kwexesha. Khumbula ukuba utyalo-mali kumatshini osemgangathweni ovela kumenzi othembekileyo kubalulekile kwimpumelelo yeshishini lakho lokususa iinwele ze-laser.
-Ukuthelekisa uMgangatho kunye nokuthembeka kweMithombo yoMshini wokuTsha iiNwele ezahlukeneyo zeLaser
Ukususwa kweenwele zeLaser kuye kwaba yindlela eyaziwayo yokususa iinwele ezingafunekiyo. Njengoko imfuno yale nkqubo inyuka, kunjalo ke nenani labavelisi bomatshini bokususwa kweenwele kwimarike. Ngokhetho oluninzi olukhoyo, kunokuba nzima ukumisela ukuba yeyiphi ibrendi onokuthi uyikhethe. Kweli nqaku, siya kuthelekisa umgangatho kunye nokuthembeka kweempawu zoomatshini bokususwa kweenwele ezahlukeneyo ze-laser ukukunceda wenze isigqibo esinolwazi.
Xa kuziwa ekukhetheni umatshini we-laser ongcono wokususa iinwele, kukho izinto ezimbalwa ezibalulekileyo ekufuneka uziqwalasele. Into yokuqala ekufuneka iqwalaselwe ludumo lomenzi. Kubalulekile ukukhetha umenzi onodumo oluqinileyo kwishishini. Khangela abavelisi ababekwishishini ixesha elibalulekileyo kwaye banerekhodi eqinisekisiweyo yokuvelisa oomatshini abakumgangatho ophezulu. Ukongeza, kuyafaneleka ukufunda uphononongo lwabathengi kunye nobungqina bokufumana ukuqonda okungcono kodumo lomenzi.
Enye into ebalulekileyo ekufuneka iqwalaselwe ngumgangatho woomatshini. Ayizizo zonke iimatshini zokususa iinwele ze-laser ezenziwe zilingana, kwaye umgangatho woomatshini unokwahluka kakhulu ukusuka komnye umenzi ukuya komnye. Khangela abavelisi abasebenzisa izinto ezisemgangathweni ophezulu kunye neteknoloji yanamhlanje kumatshini wabo. Kubalulekile ukukhetha umatshini othembekileyo nosebenzayo ekunikezeni iziphumo ezihlala ixesha elide.
Ukongeza kumgangatho, kubalulekile ukuqwalasela inqanaba lenkxaso yabathengi enikezelwa ngumenzi. Khangela abavelisi ababonelela ngoqeqesho olubanzi kunye nenkxaso koomatshini babo. Oku kubandakanya ukufikelela kwizinto zoqeqesho, inkxaso yobugcisa, kunye noncedo oluqhubekayo ukuqinisekisa ukuba ufumana okuninzi kumatshini wakho.
Ngaphaya koko, kubalulekile ukuqwalasela iindleko zoomatshini. Ngelixa kunokuhenda ukukhetha eyona ndlela inexabiso eliphantsi, kubalulekile ukukhumbula ukuba umgangatho akufunekanga uthotywe ngenxa yokonga imali. Tyala imali kumatshini okumgangatho ophezulu ovela kumenzi othembekileyo, njengoko oku kuya kugcina ixesha kunye nemali ekuhambeni kwexesha.
Ekugqibeleni, kubalulekile ukuqwalasela iwaranti kunye neendlela zokulondoloza ezinikezelwa ngumenzi. Khangela abavelisi ababonelela ngewaranti ebanzi kwaye banenkqubo yokugcinwa ethembekileyo endaweni. Oku kuya kuqinisekisa ukuba umatshini wakho uhlala ukwimeko efanelekileyo kwaye unokubonelelwa lula xa kuyimfuneko.
Xa uthelekisa abavelisi bomatshini bokususwa kweenwele ezahlukeneyo laser, kubalulekile ukuthatha zonke ezi zinto zithathelwe ingqalelo. Ngokukhetha umenzi onodumo oluqinileyo, oomatshini abakumgangatho ophezulu, inkxaso egqwesileyo yabathengi, kunye newaranti ebanzi kunye neendlela zokulungisa, unokuziva uqinisekile ukuba utyala imali kowona matshini ubalaseleyo kwiimfuno zakho.
Ukuqukumbela, ukukhetha oyena matshini wokususwa kweenwele ze-laser kufuna ukuqwalaselwa ngononophelo kwizinto ezininzi. Ngokuthelekisa umgangatho kunye nokuthembeka kweempawu ezahlukeneyo, unokwenza isigqibo esinolwazi kwaye utyale imali kumatshini oya kukunika iziphumo ezihlala ixesha elide.
- Ukuvavanya iNkonzo yoMthengi kunye neNkxaso ebonelelwe ngabavelisi be-Laser yokususa iinwele ze-Laser
Xa kuziwa ekukhetheni owona matshini ubalaseleyo wokususa iinwele ngelaser, enye into ebalulekileyo ekufuneka uyiqwalasele yinkonzo yabathengi kunye nenkxaso enikwa ngabavelisi. Eli nqaku lijonge ukubonelela ngesikhokelo esibanzi sokuvavanya inkonzo yabathengi kunye nenkxaso enikezelwa ngabavelisi bomatshini bokususwa kweenwele ze-laser, ukunceda amashishini kunye nabantu ngabanye benze izigqibo ezinolwazi xa kuthengwa oomatshini bokususwa kweenwele ze-laser.
Inkonzo yabathengi kunye nenkxaso idlala indima ebalulekileyo kumava ngokubanzi okuthenga nokusebenzisa oomatshini bokususwa kweenwele laser. Abavelisi ababonelela ngenkonzo ebalaseleyo yabathengi kunye nenkxaso banokunceda abathengi babo boyise nayiphi na imiceli mngeni okanye imiba abanokudibana nayo ngexesha lokuthenga, ukufakela, kunye nokusebenza koomatshini. Ngakolunye uhlangothi, inkonzo engafanelekanga yabathengi kunye nenkxaso inokubangela ukukhungatheka kunye nokunganeliseki, okuchaphazela kakubi ukusebenza kakuhle koomatshini.
Xa uvavanya inkonzo yabathengi kunye nenkxaso ebonelelwa ngabavelisi bomatshini bokususwa kweenwele ze-laser, kukho imiba emininzi ekufuneka iqwalaselwe. Okokuqala, kubalulekile ukuvavanya ukuphendula kweqela lenkonzo yabathengi bomenzi. Umenzi onokuphendula ngokukhawuleza kwimibuzo okanye iinkxalabo unokuphucula kakhulu amava abo bonke abathengi. Nokuba kungefowuni, i-imeyile, okanye inkxaso yencoko ephilayo, ukufikeleleka kunye nokuphendula zizinto ezibalulekileyo ekufuneka ziqwalaselwe.
Ukongeza, ulwazi kunye nobuchule beqela lenkonzo yabathengi lubalulekile. Abathengi banokuba nemibuzo eyahlukeneyo kunye neenkxalabo malunga nokuthenga, ukufakwa, kunye nokusebenza koomatshini bokususwa kweenwele laser. Iqela lenkonzo yabathengi elinolwazi linokubonelela ngolwazi oluchanekileyo noluncedo, ukukhokela abathengi ngenkqubo kunye nokuqinisekisa amava alula.
Ngaphaya koko, ukufumaneka kwenkxaso yobugcisa ngomnye umba obalulekileyo omele uvavanywe. Oomatshini bokususwa kweenwele zeLaser banokufuna ukulungiswa, ukulungiswa, okanye ukulungisa ingxaki ngaxa lithile. Umenzi onikezela ngenkxaso yobugcisa ethembekileyo unokukhawulezisa ukusonjululwa kwemiba kunye nokunciphisa ixesha lokuphumla, okwenza abathengi baqhubeke nokusebenzisa oomatshini ngokufanelekileyo.
Ukongeza kwinkonzo yabathengi kunye nenkxaso yobugcisa, kubalulekile ukuqwalasela iwaranti yomenzi kunye nenkxaso emva kokuthengisa. Iwaranti ebanzi inokubonelela abathengi ngoxolo lwengqondo, besazi ukuba bakhuselekile xa kukho naziphi na iziphene zokuvelisa okanye ukungasebenzi kakuhle. Ukongeza, inkxaso yokuthengisa emva kokuthengisa, njengoqeqesho kunye nezixhobo zokusebenzisa oomatshini ngokufanelekileyo, inokuphucula ngakumbi amava omthengi ngokubanzi.
Omnye umba obalulekileyo ekufuneka uwuvavanye kukuzibophelela komenzi kuphuculo oluqhubekayo kunye nokwenza izinto ezintsha. Abavelisi abazinikele ekuphuculeni iimveliso zabo kunye neenkonzo ezisekelwe kwingxelo yabathengi kunye nokuqhubela phambili kweshishini kunokubonelela abathengi ngoomatshini bokususa iinwele ze-laser kunye neenkonzo zenkxaso.
Ukuqukumbela, ukuvavanya inkonzo yabathengi kunye nenkxaso ebonelelwa ngabavelisi bomatshini bokususwa kweenwele lelaser linyathelo elibalulekileyo ekukhetheni oyena mvelisi ubalaseleyo kwishishini lakho okanye kusetyenziso lomntu. Ngokuqwalasela izinto ezifana nokuphendula, ulwazi, inkxaso yezobuchwepheshe, iwaranti, inkxaso emva kokuthengisa, kunye nokuzibophezela ekuphuculeni, abantu kunye namashishini banokwenza izigqibo ezinolwazi kwaye baqinisekise amava afanelekileyo kunye noomatshini babo bokususa iinwele ze-laser. Xa utyalo-mali koomatshini bokususwa kweenwele ze-laser, kubalulekile ukubeka phambili abavelisi ababeka phambili ukwaneliseka kwabathengi kunye nenkxaso.
- Ukuqwalasela iNdleko kunye nokuBuyiselwa kwiTyalo-mali yokuTyangwa koMshini wokuSusa iNwele yeLaser
Ukususwa kweenwele zeLaser kuye kwaba yinkqubo yokuthambisa eyandayo, kwaye ngenxa yoko, ziya zisanda ngakumbi iingcali zobuhle zityala imali koomatshini bokususa iinwele nge-laser kwimisebenzi yabo. Ngoluhlu olubanzi lwabavelisi bomatshini bokususwa kweenwele ze-laser kwimarike, kunokuba ngumngeni ukukhetha eyona ilungileyo kwishishini lakho. Kwesi sikhokelo, siya kuphonononga izinto ekufuneka ziqwalaselwe xa ukhetha umenzi, sijolise ngakumbi kwiindleko kunye nembuyekezo kutyalo-mali koomatshini.
Xa kuziwa ekukhetheni umenzi womatshini wokususa iinwele ze-laser, kubalulekile ukuba uthathele ingqalelo ixabiso elipheleleyo lesixhobo. Abavelisi abahlukeneyo banikezela ngoomatshini kumaxabiso ahlukeneyo, kwaye kubalulekile ukuvavanya umgangatho kunye neempawu zomatshini ngamnye ngokumalunga nexabiso lawo. Nangona kunokuba nzima ukukhetha umatshini onexabiso eliphantsi ukugcina iindleko, kubalulekile ukukhumbula ukuba umgangatho womatshini unokuchaphazela ukusebenza kwawo kunye nokuphila ixesha elide. Utyalo-mali kumatshini womgangatho ophezulu ovela kumvelisi othembekileyo kunokubangela iziphumo ezingcono kubathengi bakho kunye nexesha elide lezixhobo zokusebenza, ekugqibeleni okukhokelela kwimbuyekezo ephezulu kutyalo-mali.
Ukongeza kwiindleko zangaphambili zomatshini, kubalulekile ukuqwalasela iindleko eziqhubekayo ezinxulumene nokugcinwa nokusebenza kwawo. Abanye abavelisi banokubonelela ngoomatshini abaneendleko eziphantsi zangaphambili, kodwa bafuna ulungiso oluphezulu kunye neendleko ezisebenzisekayo ekuhambeni kwexesha. Kubalulekile ukuvavanya ixabiso elipheleleyo lobunini bomatshini, kubandakanywa ukugcinwa, ukulungiswa, kunye nezinto ezisetyenziswayo, ukulinganisa ngokuchanekileyo imbuyekezo yawo kutyalo-mali. Ukukhetha umenzi obonelela ngebhalansi yokufikeleleka kwangaphambili kunye neendleko-ngexesha elide ngundoqo wokwandisa imbuyekezo kutyalo-mali kumatshini wakho wokususa iinwele ze-laser.
Ngaphaya koko, kubalulekile ukuphanda isidima kunye nerekhodi labenzi bomatshini bokususwa kweenwele ze-laser. Khangela abavelisi abanembali eqinisekisiweyo yokuvelisa umgangatho ophezulu, oomatshini abathembekileyo abaxhaswa ngokuphononongwa okuhle kwabathengi kunye nobungqina. Isidima somenzi sinokunika ingqiqo kumgangatho uwonke kunye nokusebenza koomatshini babo kwaye banokukunceda wenze isigqibo esinolwazi xa ukhetha umenzi weshishini lakho.
Xa uvavanya abavelisi bomatshini bokususwa kweenwele ze-laser, kukwaluncedo ukuqwalasela inqanaba lenkxaso kunye noqeqesho abalunikezayo. Khangela abavelisi ababonelela ngeenkqubo zoqeqesho ezibanzi kunye nenkxaso eqhubekayo koomatshini babo. Utyalo-mali kumatshini ovela kumvelisi obonelela ngoqeqesho olucokisekileyo kunye nenkxaso kunokunceda ekuqinisekiseni ukuba wena kunye nabasebenzi bakho nixhotyiswe ngokufanelekileyo ukusebenzisa umatshini ngokufanelekileyo, okukhokelela kwiziphumo ezingcono kubaxhasi bakho kunye nembuyekezo ephezulu kutyalo-mali.
Ukuqukumbela, inkqubo yokukhetha oyena umenzi womatshini wokususwa kweenwele welaser ifuna ukuqwalaselwa ngononophelo iindleko kunye nembuyekezo kutyalo-mali koomatshini abanikezelayo. Ngokuphonononga ngokucokisekileyo ixabiso elipheleleyo, isidima, kunye nenqanaba lenkxaso enikezelwa ngabavelisi abanokubakho, unokwenza isigqibo esinolwazi esihambelana neemfuno kunye neenjongo zeshishini lakho. Utyalo-mali kumatshini wokususwa kweenwele ze-laser okumgangatho ophezulu, ongabizi kakhulu kumenzi othembekileyo ubalulekile ekufumaneni impumelelo kwintsimi ehlala ikhula yeenkqubo zokuthambisa.
-Ukuphonononga iWaranti kunye noKhetho loLondolozo olunikezelwa ngabavelisi bomatshini bokususwa kweenwele zeLaser
Ukususwa kweenwele zeLaser kuye kwafumana ukuthandwa njengesisombululo sexesha elide leenwele ezingafunekiyo. Njengoko besanda abantu abafuna olu nyango, imfuno yoomatshini bokususwa kweenwele ezisebenzayo iye yanda. Ngemakethi ezaliswe ziinketho ezahlukeneyo, kuyabaluleka ukwazi ukuba ungakhetha njani abenzi bomatshini bokususwa kweenwele belaser. Kwesi sikhokelo sibanzi, siya kuphonononga iwaranti kunye nokhetho lokugcinwa olunikezelwa ngaba bavelisi ukukunceda wenze isigqibo esinolwazi.
Xa ujonge abenzi bomatshini bokususwa kweenwele ze-laser, kubalulekile ukuqwalasela iwaranti ababonelela ngayo. Iwaranti ebanzi inokukunika uxolo lwengqondo, ukwazi ukuba ukhuselekile xa kukho iziphene okanye ukungasebenzi kakuhle. Ukongeza, ixesha elide lewaranti lingabonisa ukuzithemba komenzi kumgangatho kunye nokuqina kweemveliso zabo.
Abanye abavelisi banokunikezela ngokhetho olwandisiweyo lwewaranti yeendleko ezongezelelweyo, ukubonelela ngokhuseleko olongezelelweyo ngaphaya kwewaranti eqhelekileyo. Kubalulekile ukuphonononga ngononophelo imigaqo kunye neemeko zewaranti ukuze uqonde ukuba yintoni ekhoyo kunye nexesha elingakanani. Oku kunokukunceda uvavanye ixabiso elipheleleyo kunye nokuthembeka kweminikelo yomenzi.
Ukongeza kwiwaranti yokhuseleko, kubalulekile ukuqwalasela iindlela zokulungisa ezibonelelwa ngabavelisi bomatshini bokususwa kweenwele laser. Ukugcinwa rhoqo kubalulekile ukuqinisekisa ukuba umatshini usebenza kwinqanaba eliphezulu kwaye unikezela iziphumo ezihambelanayo. Abanye abavelisi banokunikezela ngeepakethi zokulungisa okanye izicwangciso zenkonzo ukukunceda ugcine umatshini wakho ukwimeko ephezulu.
Xa uvavanya iindlela zokulondoloza, qwalasela ukufumaneka kwamagcisa aqinisekisiweyo kunye nenkxaso yabathengi. Umenzi obonelela ngenkxaso eqhubekayo kunye nobuchule unokuba luncedo ekusombululeni nayiphi na imiba yobugcisa kunye nokuqinisekisa ixesha elide lotyalo-mali lwakho. Kukwaluncedo ukubuza malunga nokubakho kweendawo ezitshintshiweyo kunye nezixhobo, njengoko ezi zinokubaluleka ekugcineni umatshini wakho usebenza kakuhle.
Ngaphezu koko, qwalasela isidima kunye nerekhodi yomenzi xa kuziwa kwiwaranti kunye nokugcinwa. Uphononongo kunye nobungqina obuvela kwabanye abasebenzisi banokunika ukuqonda okubalulekileyo kulwaneliseko jikelele kunye nokuthembeka kweenkonzo zenkxaso zomenzi. Umvelisi onodumo oluqinileyo lokuma emva kweemveliso zabo kunye nokubonelela ngenkxaso yokugcinwa okugqwesileyo kunokwenzeka ukuba abe lukhetho oluthembekileyo.
Ukuqukumbela, xa ukhetha abavelisi bomatshini bokususwa kweenwele ze-laser, kubalulekile ukuvavanya ngononophelo iwaranti kunye neendlela zokugcinwa kwazo. Iwaranti ebanzi kunye nenkxaso yolondolozo ethembekileyo inokukubonelela ngengqiniseko kunye noncedo oludingayo ukuze wenze uninzi lotyalo-mali lwakho. Ngokuqwalasela ezi zinto, unokukhetha umenzi onganikezeli kuphela iimveliso ezikumgangatho ophezulu kodwa obeka phambili ukwaneliseka kwabathengi kunye nenkxaso yexesha elide.
Ukugqitywa
Ukuqukumbela, ukukhetha abenzi bomatshini bokususwa kweenwele zelaser sisigqibo esibalulekileyo kulo naliphi na ishishini elijonge ukungena kwishishini lobuhle. Ngokuqwalasela izinto ezifana nodumo, umgangatho weemveliso, inkonzo yabathengi, kunye nokuhambela phambili kwezobuchwepheshe, amashishini anokwenza isigqibo esinolwazi xa ekhetha umenzi-mveliso. Kubalulekile ukuphanda ngokucokisekileyo kwaye uvavanye abanokuba ngabavelisi, njengoko oku kunokuba nefuthe elikhulu kwimpumelelo yeshishini lakho. Ngokulandela isikhokelo sokugqibela esinikwe kweli nqaku, amashishini anokukhetha ngokuzithemba umenzi ohlangabezana neemfuno zabo ezithile kwaye abancede baphumelele kwihlabathi elikhuphisanayo lokususwa kweenwele ze-laser.