The assessment method of circular degree error is introduced based on minimum mean-square value method.
介绍了基于最小二乘圆法的圆度误差的评价方法。
Circular degree of cylinder, quality and specification of clad steel must be paid attention to in the course of design and manufacture in order to improve heat transfer efficiency.
设计时为了提高传热效率，必须注意筒身圆度和复合钢板的质量与规格。
There are only things that are circular to a greater or lesser degree.
只存在相对的圆的东西。
The test results demonstrate the circular polarization degree of output light of this optical circular polarization modulator is above 99.9%.
最后的光圆偏振度测试结果表明，本论文设计的调制器输出光的圆偏振度高达99.9%。
This tester is suitable to measure accuracies of pitch deviation with inside and outside straight helical circular gear among seventh degree. Easy to operate and maintenance.
适用于检查7级或低于7级精度的内外齿合直齿与斜齿圆柱齿轮的周节偏差。操作简便，易于维修，可供各工厂计量室及车间使用。
This tester is suitable to measure accuracies of pitch deviation with inside and outside straight helical circular gear among seventh degree. Easy to operate and maintenance.
适用于检查7级或低于7级精度的内外齿合直齿与斜齿圆柱齿轮的周节偏差。操作简便，易于维修，可供各工厂计量室及车间使用。
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