HGD系列环刚度试验机为台式结构，采用交流伺服电机作为动力源，圆弧同步带减速，双滚珠丝杠加载。采用高精度负荷传感器、旋转式光电编码器和电子引伸计分别对试验力、位移和变形进行测量。
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Electronic Electrical 
Thermometer
Oil,Coal
Water,Optics
Medical electronic
Experimental Biological
Specialized
Hand tools
chromatograph
Coal Industry
Oil industry
