hand air valve 中文意思是什麼
hand air valve
解釋
手控氣閥-
When the relief valve opens, as in the accompanying air - in / water - out diagram, the right - hand channel admits air to the top of the reduced pressure zone, relieving the zone vacuum
當安全閥開啟時,伴隨著氣進/水出隔膜,右側渠道使得空氣進入減壓區頂部,消除減壓區的真空。
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