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。
As for the problem of surface Rockwell hardness measurement of deep hole in measurement field, this article develops a kind of portable micro-control surface Rockwell apparatus.
针对测量领域深孔表面洛氏硬度测量存在的问题，研制了一种便携式微控表面洛氏硬度计。
This portable equipment is suitable for machining inner hole of the workpiece where workpiece is limited to move, or installation of machining tools is unavailable.
大型船舶用为了组装舵，是对孔里面的锥形状进行精密加工并优化移动式的装备。
This portable equipment is suitable for machining inner hole of the workpiece where workpiece is limited to move, or installation of machining tools is unavailable.
大型船舶用为了组装舵，是对孔里面的锥形状进行精密加工并优化移动式的装备。
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