Yuav ua li cas xaiv lub taub dej xis, ntawm no yog cov kauj ruam hauv qab no:
1. Sau cov ntaub ntawv tseem ceeb ntawm cov dej khoom siv cov khoom nqus:
a. Paub meej tias cov yam ntxwv nruab nrab xws li lub npe nruab nrab, kev sib tsoo tshwj xeeb, viscosity, corrosiveness, toxicity, thiab lwm yam.
b. Lub taub thiab cov ntsiab lus ntawm cov lus muaj nyob hauv nruab nrab.
c. Nruab nrab kub: (° c).
d. Yuav Tsum Nruab Nrab Nruab Nrab
2, Paub meej lub twj tso dej ntws, taub hau
A, paub meej tias cov dej ntws:
B, yog tias qhov tsawg kawg nkaus, ib txwm muaj, thiab ntau tshaj plaws cov nqi tau muab rau hauv cov txheej txheem ntau lawm, tus nqi txaus yuav tsum tau txiav txim siab.
C, yog tias tsuas yog tus nqi txaus yog muab rau hauv cov txheej txheem ntau lawm, ib qho paj laum yuav tsum tau txiav txim siab.
C, yog tias cov ntaub ntawv yooj yim tsuas yog muab cov hnyav txaus, nws yuav tsum hloov dua siab tshiab rau hauv cov khoom khiav.
Shijiazhuang Ruite Tso Kua Ntse muaj cov pab pawg neeg, kom pab koj xaiv lub twj tso kua mis.
Xav paub dab tsi tso kua mis t ype koj xav tau? Tiv Tauj Peb Dawb Huv.
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Lub Sijhawm Post: Jan-28-2023