Kub Stamping Tshuab Taw Qhia
Sep 07, 2021
Cov txheej txheem bronzing yog txheej txheem luam ntawv tshwj xeeb uas tsis siv tus cwj mem. Lub thiaj li hu ua bronzing yog hais txog cov txheej txheem ntawm bronzing lub electrochemical aluminium ntawv ci nyob rau saum npoo ntawm substrate nyob rau hauv ib tug tej yam kub thiab siab. Lub tshuab bronzing yog cov khoom siv ua tiav cov txheej txheem bronzing.
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