The principle and equipment of sorbitizing isothermal heat treatment without lead are introduced.
指出钢丝铅浴索热
理存在的问题,介绍无铅索
等温热
理的原理和设备。
The principle and equipment of sorbitizing isothermal heat treatment without lead are introduced.
指出钢丝铅浴索热
理存在的问题,介绍无铅索
等温热
理的原理和设备。
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