0] 分享到 发表评论(0) 编辑词条 仪表变差 (instrument variation) 是衡量仪表读数复现性的一个品质指标。它是在规定条件下，对同一检测参数进行重复测量、各次读数之间的最大差值。
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The variation at the lower solar elevation is caused by the cosine response of the instrument.
而太阳高度角较低时此值的变化，主要由仪器的余弦响应所引起。
The strain_stress variation measuring experiments of steel_cable_stayed bridge model under loading condition were done by using fiber optic strain sensing instrument.
采用光纤应变测量仪对桥梁钢索的应力应变在载荷情况下的变化进行了实验研究。
For Shanghai power grid, which has large short circuit capacity and short electrical distance, a method using imported instrument to test power frequency variation distance protection is presented.
结合上海电网具有短路容量大、电气距离短的特点，提出了使用进口仪器测试工频变化量距离保护的具体方法。
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