The article introduced the characteristic and mostly function of the equipment of water-quenching heat treatment of oil-well tubes and production performance by water-quenching heat treatment.
文章介绍了宝钢股份研发的油井管水淬热处理装置特点、主要功能及经水淬热处理后的产品性能。
There are two aspects of it. Thus far, the problem sets have mostly focused on function.
关于这个问题有两个方面,迄今,问题集只关注了方法。
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