但是联军指挥官坚称，他们的轰炸目标政策和战斗准则皆未改变，战机出击比率也一直维持。
But coalition commanders insist that their targeting policy and the rules of engagement are unchanged and that the sortie rate has been maintained.
如果没有所得收入税收减免，依据修订准则来得出的贫困比率会从15.7%升至17.7%。
Without the earned income tax credit, the poverty rate under the revised formula would jump from 15.7 percent to 17.7 percent.
成本效益分比率准则——净利润现值低于零的无活力地区应该被承揽。
Cost-benefit ratio criterion----No activity where the present value of net benefits is less than zero should be taken.
根据冲击波超压-时间的毁伤原则和失去战斗力比率的伤亡准则，推导了冲击波伤亡等级方程；
With overpressure-duration damage criterion and the CI criterion of shock wave, a new casualty ranking formulae was derived.
绩效评估是高校衡量人力资本投入与产出比率的价值尺度及公平竞争的管理准则。
Performance assessment is a value for measuring input and output of human resources, and a management rule for fair competition.
绩效评估是高校衡量人力资本投入与产出比率的价值尺度及公平竞争的管理准则。
Performance assessment is a value for measuring input and output of human resources, and a management rule for fair competition.
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