本文提出了一种用光栅分光干涉法测量磁盘平面度的非接触式测量方法。
A grating-differential interferometer for measuring magnetic-disc surface is discussed in this paper.
传统的接触式测量方法很难实现由多个非连续铅垂面形成大平面的平面度的检测。
Its very difficult to achieve the flatness detection of the large flat surface formed with several non-continuous vertical planes with traditional contact measurement.
运用贴体坐标转换方程对其温度场控制方程进行离散和求解，生成了梯形区域物理平面的贴体网格，同时应用非正交曲线坐标系对任一角度的梯形区域的温度场进行模拟计算。
The body-fitted transformation equation was used to disperse and compute the dominate equation of temperature filed, producing the body-fitted grids of the physical domain of the trapeziform region.
根据使用三年后的罐基变形监测结果，分析了油罐地基的平面倾斜、非平面倾斜及罐基拱度特性。
According to the testing data after three years, the plane inclination, non-plane inclination and arch degree of the oil tank foundation are analyzed.
根据使用三年后的罐基变形监测结果，分析了油罐地基的平面倾斜、非平面倾斜及罐基拱度特性。
According to the testing data after three years, the plane inclination, non-plane inclination and arch degree of the oil tank foundation are analyzed.
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