A method for detecting surface roughness by using micro imaging has been introduced.
介绍了用显微成像检测表面粗糙度的方法。
Application in ultrasonic rang in solid and liquid is in industry production very widespread, especially in micro-rang and short-rang, for example, thickness, roughness, liquid level.
在工业生产中，利用超声波进行固体或液体中的距离测量十分普遍，尤其是小距离、微距离测量（如测厚、粗糙度、液位等）。
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。
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