hand pump
The system could install a hand pump for manual operation.
系统上可安装手动泵,从而实现手动功能。
—— 给力词典精选They can be cylinder shaped container, or a manual hand pump.
它们可能是柱状的容器, 或者手动泵。
—— 给力词典精选Working together with motored pump, electric pump or manual pump, this product serves cutting purpose.
液压剪切器与机动泵 、 电动泵或手动泵配套使用, 可实现剪切功能。
—— 给力词典精选