The structure, principle and application of a simple centring device used for the sharpening of hob cutters are described.
介绍了用于刃磨齿轮滚刀的简易对中装置的结构、原理及使用方法。
The report talks about the principles, structure, accuracy analyses, main technical data, characteristics, adjustment and application of a new type internal focusing device for centring.
本报告介绍了一种新型内调焦对心器的原理、结构、精度分析、主要技术参数、特点、仪器的调整及使用。
The property of above new isolation device is excellent, the seismic response of the super-structure is significantly reduced, and the fully re-centring capacity after earthquake is obtained.
这种新型隔震装置的性能优良，既可以大大减轻地震对上部结构的影响，同时也具有很好的震后自复位功能。
The property of above new isolation device is excellent, the seismic response of the super-structure is significantly reduced, and the fully re-centring capacity after earthquake is obtained.
这种新型隔震装置的性能优良，既可以大大减轻地震对上部结构的影响，同时也具有很好的震后自复位功能。
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