On a few metal hardness instruments, major equipment is on a different angle conical diamond indenter or different diameter ball pressure on the first loading of the metal to Surface make indentation.
介绍几个关于金属材料硬度仪器的研制，仪器主要是依靠不同角度的角锥金刚石压头或者不同直径的钢球压头依靠加卸载力来对金属表面做出压痕。
The accuracy of the measuring bridge for loading detecting instruments on the lake basin in lake sedimentation simulation lab is analyzed.
对地质湖盆沉积模拟实验室湖盆上装载检测仪器用的桥梁(测桥)总体方案设计中的精度问题进行了分析。
The accuracy of the measuring bridge for loading detecting instruments on the lake basin in lake sedimentation simulation lab is analyzed.
对地质湖盆沉积模拟实验室湖盆上装载检测仪器用的桥梁(测桥)总体方案设计中的精度问题进行了分析。
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