... 方向因子 directivity factor 方向指数 directivity index 直接射影元素 directly projective element ...
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通过衡量“冷静”程度，“微博客宇宙”可以根据某天的冷静值预测三天后的道琼斯工业平均指数的变化方向，其准确率达到了86.7%。
Measuring how calm the Twitterverse is on a given day can foretell the direction of changes to the Dow Jones Industrial Average three days later with an accuracy of 86.7 percent.
建立临界源方向偏倚和指数变换相结合的耦合抽样方法，用于反应堆孔道的屏蔽计算。
The sampling method by coupling criticality source direction biasing and the exponential transform is established for duct shielding calculation.
在驱油过程中，驱油剂的稠度系数沿渗流方向呈指数规律减小，而幂指数则以线型规律递增。
In chemical flooding, consistency coefficient of the oil displacement agent declines exponentially, the power law exponent increases linearly in the direction of percolation flow.
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