介绍了三种测应变的线路，通过实验证实，在测扭矩时，用4片电阻应变片构成的线路，可以排除弯矩的影响。
Tests of measuring torque moment verified that circuits with four strain gauges could get rid of the influence exerted by the bending moment.
效果相当于跨工作应变片加了一个分流电阻器一样。
The effect is the same as that of placing a shunt resistor across the active gage.
已经设计出专门的探头来测量半导体晶圆片和半导体棒的电阻率。
Special probes have been designed for making resistivity measurements on semiconductor wafers and bars.
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