The basic principle and application of flywheel energy-storing technique of cold shear are introduced, its design idea and method stated.

介绍了冷剪机飞轮储能技术的基本原理和应用，阐述了飞轮储能器的设计思想及设计方法。

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It is showed that cold metal transfer welding is a new method and it has a wide promising application.

冷金属过渡焊接是一种比较新的焊接方法，具有广阔的应用前景。

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This paper introduces a comparison system of cold noise generator, mainly describes the operational principle, system design, basic method, error analysis of the system and the application examples.

介绍冷噪声源比对系统的工作原理，系统设计和采用的主要技术，系统误差分析及应用实例。

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