pressure vacuum meter
基本解釋
- 壓力真空表
英漢例句
- Methods The vacuum negative pressure meter and the delayed control line were used.
方法：用真空負壓表、延遲控制線路，接通電話機免提鍵、存儲撥號鍵。 - On the working spot of centrifugal water pump, the detection can be carried out only by fixing the negative pressure translator in the original position of vacuum meter .
在離心式水泵工作現(xiàn)場衹須把原安裝真空表的位置換上負壓變送器即可進行檢測。 - First close the plug of a vacuum or pressure meter, if so mounted on the pump, connected to the pump before starting the motor and then open it when the motor move in the normal speed;
如果泵上裝有真空表或壓力表，要關閉其與泵相連接的鏇塞再啓動電動機，待轉(zhuǎn)速正常後再打開；