By this means the age of the earth had been estimated at several hundred million years.
用这个办法推算出地球的年龄是数亿年.
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The surface energy can be inferred from the observations fairly accurately.
表面自由能可以从观测中相当准确地推算出来.
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Current indications suggest a 4 th millennium BC date for this initial phase.
从现有资料推算,这个最初阶段可能在公元前4000年开始.
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Electromagnetic theory was able to predict the mechanism of the reflection.
电磁理论能够推算出反射的作用过程.
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The scaling procedure is by no means exact, but it is probably adequate in the circumstances.
这种推算方法,不能说很准确, 但是,在这种情况下,或许也算是一种合适的方法.
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He estimate his income tax bill by extrapolation from figures submit in previous year.
他从前几年的报税数字推算出自己应缴的所得税数额.
《简明英汉词典》
The left ventricular mass index was calculated according to formula of Devereux.
按Devereux公式推算左室重量指数.
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Note: Data in this table are calculated according to population sample survey.
注: 此表数据为人口抽样调查推算数据.
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Interpolation between satellite positions was initially carried out by dead-reckoning procedures.
卫星定位值间的内插最初用的是推算航行法.
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毛细管测压技术是以氮气作压力传递介质,将井下压力传递到地面,在地面完成压力的测试,再将所测压力推算至井下测压深度处压力的一种测压技术。
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用构造体积、应用二项式定理、利用定积分的三种方法,导出正整数前n项k方和公式,并对此进行推算。
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该模型能够由第一次试验得到的出口温度分布,推算出燃烧室掺混区设计修改后或工作状态改变后,燃烧室出口平均径向温度分布曲线的变化。
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Statistical estimation is computative be already economy scientific important method.
统计估计推算是既经济又科学的重要方法.
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