The wide range strain gauge with large electric resistance should be used to improve the test accuracy, because of the large strain in CFT model and the unfavorable influence of environment noise.
钢管混凝土柱模型试件的应变量级很大，环境噪声影响较大，可采用大阻值和大量程应变片提高应变准确度。
The wide range strain gauge with large electric resistance should be used to improve the test accuracy, because of the large strain in CFT model and the unfavorable influence of environment noise.
钢管混凝土柱模型试件的应变量级很大，环境噪声影响较大，可采用大阻值和大量程应变片提高应变准确度。
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