... ratio controller 比率控制器 ratio differential relay 比率差动继电器 ratio error 比率误差 ...
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结果表明：用该方法校准的分压箱，比率误差为10-7量级。
The ratio error of the divider calibration with this method is at 10-7 order magnitude.
在目前几乎每一个民意测验项目中，对奥巴马的支持率与2008年投票支持他的比率误差仅在2 - 3%。
And in nearly every demographic category, the percent that approve of Obama today is within two to three points of the percent who voted for him in 2008.
所有报告的样本误差比率包括了加权和抽样设计设计效应计算在内。
All reported margins of sampling error include the computed design effects for weighting and sample design.
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