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Dab tsi yog cov kev npaj rau lub thawv-hom kuj rauv ua ntej siv?

Dab tsi yog qhov kev npaj rau lub lub thawv-hom ua haujlwm rauv ua ntej siv?

(1) Ua ntej, xyuas seb cov xaim puas ua tau raws li tus qauv, seb cov hlua txuas ntawm tus maub los puas xoob, seb puas muaj hluav taws xob tsis ua hauj lwm los yog xau;

(2) Hnav cov hnab looj tes insulating, thiab xyuas kom meej tias cov txee thiab hauv pem teb yog qhuav, thiab qhov hloov chaw ntawm txhua lub thawv-hom tiv thaiv rauv raug kaw;

(3) Lub tshuab ntsuas kub tsis siv neeg yuav tsum tau muab tso rau hauv qhov chaw ruaj khov thiab tsis ze rau lub qhov cub hluav taws xob;

(4) xyuas kom meej tias qhov ntsuas kub ntawm qhov cub hluav taws xob thiab lub tshuab hluav taws xob tsis pub dhau 85%, thiab tsis muaj plua plav, roj tawg, lossis roj corrosive uas tuaj yeem ua rau cov hlau rwb thaiv tsev puas tsuaj thiab ua rau cov khoom siv hluav taws xob puas tsuaj;

(5) Tus neeg teb xov tooj yuav tsum paub txog cov txheej txheem, lub hauv paus ntsiab lus, cov qauv thiab kev ua haujlwm ntawm lub tshuab hluav taws xob thiab lub zog xa hluav taws xob, nrog rau kev siv thiab kev saib xyuas ntawm txhua qhov ntsuas;

(6) Tshawb xyuas thiab ntxuav lub tshuab hluav taws xob ua ntej txhua qhov kev siv, suav nrog cov nplai oxide nyob rau hauv lub qhov cub hauv pem teb, lub qhov cub hauv ob sab phlu, thiab hluav taws xob cua sov;

(7) Txheeb xyuas seb txhua qhov khoom siv puas zoo, tsis muaj qhov tawg, puas, lossis deformation, thiab seb lawv puas tuaj yeem ua tau raws li qhov yuav tsum tau muaj kev nyab xeeb;

(8) Thaum tsis siv lossis siv tau ntev, lub qhov cub yuav tsum tau ua ntej.