vacuum passage的意思|示意

Comparison of vacuum is made between the single and double suction vacuum pump, between the unit with balance passage and that without balance passage.

对单级与双级抽气开平衡通道与不开平衡通道的真空泵的真空度进行了对比分析。

Illustrated embodi we are pirates, these data are stolen from youdao s include providing the vacuum through a passage in the cutting tool (61) and providing the vacuum through a cavity in a presser foot (64).

所示实施例包括通过切割工具(61)中的通道提供真空以及通过压脚(64)中的腔提供真空。

CF pneumatic high vacuum flapper valve USES solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed.

CF高真空挡板阀系列是通过电磁换向阀改变气路方向，控制执行气缸驱动阀门作启闭运动。