Heat treatment process, equipment and technical problems of needle are introduced. Methods and countermeasures to solve the problem are put forward.

介绍了当前国内织针热处理工艺中淬火和回火加工所用的设备、工艺及存在的问题，提出了解决方法和对策。

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It also raises technical methods and countermeasures to control the noises sources, noises transition as well as prevention and protection facilities.

从对噪声源、噪声传播的控制以及防护设施方面提出技术和对策。

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This article from the numerical status of skills development and practice of teaching thinking skills development discussed the numerical methods and countermeasures.

本文从数控技能培养的现状及实践教学思路方面讨论了数控技能培养的方法、思路及对策。

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