本文利用高阶集团展开方法(三阶)，求出二元系统配分函数的表达式。
In this paper, by using higher term virial expansion method, we get the expression of partial function for Hardsphere system.
给出了理想二元混合液自由程压力系数与温度系数的表达式。
The expression of the pressure coefficient and temperature coefficient of the free length in liquid binary mixtures is obtained.
在我们的四则运算表达式里面我们可以利用继承实行从一元到二元操作符的表示，但它实质上会干扰测试。
In our arithmetic expressions we could have used inheritance to get from a unary to a binary operator node, but that would substantially violate the test.
并且利用其结果得到了几类二元二次不定方程的整数解表达式。
And based on these results the expressions for some binary indefinite quadratic equations integer solutions are obtained.
将降深表达式中的两个井函数利用其展开式的前三项作为其近似式，建立一个二元线性回归方程。
Taking the first three teams of the expression of Theis exact solution as the approximation of the two wall functions describing the drawdown, the binary linear regression expression is developed.
关于二元合金互扩散系数的表达式，虽然有过推导，但是在推导过程中都是以扩散组元的浓度梯度为出发点。
Expressions for interdiffusion coefficients were derived in the literature, but they are all based on the concentration gradient.
为评估地面停放预腐蚀对飞机结构疲劳寿命的影响，采用二元线性回归方法建立了一种新的预腐蚀疲劳曲线幂函数表达式。
To quantitatively evaluate the effects of corrosion during grounding on fatigue life of aircraft structures, a new power equation is proposed using two-variable linear regression method.
为评估地面停放预腐蚀对飞机结构疲劳寿命的影响，采用二元线性回归方法建立了一种新的预腐蚀疲劳曲线幂函数表达式。
To quantitatively evaluate the effects of corrosion during grounding on fatigue life of aircraft structures, a new power equation is proposed using two-variable linear regression method.
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