labour-saving

Machines and labour - saving devices carry out work for us both in the workplace and at home.

无论在工作场所还是在家里,机器和节省体力的设备都承担了大量的劳动.

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Swing and rolling forming is a new press work and labour saving process.

摆动辗压成形是一种新的压力加工工艺,采用该工艺十分省力.

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