high lift safety valve
常見例句
- The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
該安全閥使叉車或起重機的起升液壓驅(qū)動回路既有高效率的上升速度，又有可靠的安全下降速度。
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