plunger tube

基本解釋

The metering device has a plunger reciprocating within the tube, with the plunger having a handle.
該計量裝置具有在所述管道內(nèi)往復(fù)運動的柱塞，所述柱塞具有手柄。
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The plunger is helically grooved along its length and a converter translates rotation of the handle into linear motion of the plunger, thereby advancing the plunger within the tube.
所述柱塞沿其長度形成螺旋槽，并且轉(zhuǎn)換器將所述手柄的旋轉(zhuǎn)轉(zhuǎn) 化為所述柱塞的線性移動，由此使所述柱塞在所述管道內(nèi)前進。
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