一楼大部分都对,我再此仅仅做些细节修改。1.the minimum depth of the electrical discharge below the fluid surface shall be 50mm.电子放电应至少在液体表面下50mm进行。2.never extend any body part near the mechanism.不要在机器旁边舒展身体3.Power must be "on",and leave all swithches alone before operating the crank handle.操作手摇曲柄前,电源必须显示为“开启”状态,所有开关关闭。4.be sure that pusher must come back to "home"position to start automatic operation.确认推杆必须归位到起始位置,然后才可以进行自动操作
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