vacuum regulating valve 中文意思是什麼
vacuum regulating valve
解釋
真空調節閥-
Zt - b series welding type vacuum flow regulating valve fulfills the flow adjustment purpose by changing the size of the pipeline inner sectional area
Zt b型系列焊接式真空流量調節閥是改變管道內截面積大小達到調節流量目的。適用溴化理冷熱機組管道。 -
Dvrv distributor vacuum regulating valve
分電盤真空調節閥
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