water valve stem的意思|示意

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水阀杆

water valve stem的网络常见释义

水阀杆 ... water valve seat 水阀座 water valve stem 水阀杆 water-cooled needle valve 水冷针形阀 ...

water valve stem相关例句

The stem seal of a feed water control valve uses expanded graphite packing in order to produce friction and to economize on energy for the control valve working.

电站锅炉给水调节阀的阀杆密封采用柔性石墨填料，既降低了摩擦力，又为调节阀的运行节约了能源。