Bolting mechanical properties are tested by the tensile strength tester, impact tester and hardness testers, to guarantee the detect precision.
连接副机械性能检测，采用微机控制的拉力机、冲击试验机及各种硬度计以保证测试精度。
This article has class the portable hardness testers, and has analyzed their special performances and the influence factors for the results in detail.
对各种便携式硬度计进行了分类，对它们的各自的特点和性能以及影响试验结果的因素进行了详细的对比分析。
Besides we also have various inspection apparatus such as projection machines pull and pressure testers hardness testers and inside and outside diameter testers.
检测设备有投影仪、拉压力测试机、硬度计、各种内外径检测设备。
Besides we also have various inspection apparatus such as projection machines pull and pressure testers hardness testers and inside and outside diameter testers.
检测设备有投影仪、拉压力测试机、硬度计、各种内外径检测设备。
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