并提出依赖系数的概念来描述事件之间的依赖程度，最后给出了相应的试验结果。
And puts forward the concept of dependence coefficient to describe the degree of dependence between the events. Finally it gives the corresponding result of the experiment.
利用能量法证明了具耗散边界条件和时间依赖系数的非线性波方程的能量指数衰减性。
By using the perturbed-energy method, the exponential decay of the solution is obtained for the nonlinear wave equations with time-dependent coefficients and dissipative boundary condition.
她还认为，婴儿过重的风险系数不依赖于母亲孕期的体重增加或其初始体重。
The risk factor is independent of the mother's weight gain during pregnancy or starting weight, she says.
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