The wrong operation backed the cutting tool out, so his right hand was hurt badly.

错误的操作方法使刀具弹了出来, 因此他的右手受了重伤.

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Breakdown of medical instrument due to wrong operation accounts for 43 % of all failures.

由于操作不当而引起的停机,高达整个故障总数的43%,严重影响了设备的正常运行.

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Control system is self - locking protection against the wrong operation of a mechanical accident.

控制系统具有自锁保护、避免操作失误产生机械事故.

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