电桥测电阻要选择比率,如何选择比率
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1\u3001\u60e0\u65af\u901a\u7535\u6865
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2\u3001\u51ef\u5c14\u6587\u7535\u6865
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3\u3001\u5355\u81c2\u7535\u6865\u3001\u53cc\u81c2\u7535\u6865
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里面有L挡是测电感，C挡是测电容，R挡测电阻，你调到R挡。
测的时候看上面的光点是到R也就是多少R 到K那也是多少K 到M也是多少M
箱式电桥测电阻要求正确选择比例臂，是保证测量结果有极可能多的有效位数和测量精度。根据用箱式测量，和灵敏度的计算得，R1╱R2越大，灵敏度越高。
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