rate knob 中文意思是什麼
rate knob
解釋
速率手柄-
If flow rate is in excess of that specified, turn indicator knob towards closed position, noting pressure drop and valve setting and determining new flow rates from flow rate chart
如果流量超過規定,將指示器旋鈕旋轉到關閉位置,注意壓降和閥門設置,並從流量表中確定新的流量。
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