measure surface roughness 表面粗糙度检测
As for the problem of surface roughness measure of deep hole in measure field, developed a kind of portable micro-control surface roughness instrument.
针对测量领域深孔表面粗糙度测量存在的问题，研制了一种便携式微控表面粗糙度检测仪。
The radar, called the Mini-SAR, sends pulses of left-polarized radio waves out to measure the surface roughness of the moon.
那个叫做Mini-SAR的雷达，通过向月表发射左旋极化电磁脉冲来测定月球的表面粗糙度。
This system provides a new way to measure surface roughness.
该系统为零件表面粗糙度的现场测量提供了新途径。
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