suction stroke meaning in English

【机械工程】吸入(冲)程；吸气冲程。

Its peculiarity is that the vortex pair formed on the ejection stroke can ? move far enough under the self - induced velocity , so the vortex pair is sucked into the cavity of the actuator during the suction stroke
这种流动的特点是：在作动器的“吐出”行程，其出口产生的旋涡对还来不及向下游迁移便进入了作动器的“吸入”行程，重新进入作动器腔体。
By arrangement of the control channels through which the hydraulic fluid flows from the discharge chamber into the oil reservoir , this allows any gas bubbles being released from the hydraulic fluid during the suction stroke to be expelled into the oil reservoir
通过液压油经控制通道由排出腔流入油槽的这种布置，使得任何在吸入冲程从液压油中释放出来的气泡都被排到油槽中。