The computer is a typical labour-saving machine.
计算机是一种典型的节省劳动力的机器。
It will be a saving of Labour to use this machine.
使用这种机器可节省劳力。
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。
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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