nozzle black 中文意思是什麼
nozzle black
解釋
噴霧法炭黑-
3 fixtures exposed to hood interior ( i. e. tap nozzle ) shall be made of brass with chemically resistant black vinyl coating
通風櫃裏面的配件(龍頭噴嘴)由黃銅構成,外面環氧樹脂噴塗。
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