The theoretical method for calculating the absorption coefficient of the absorber is provided by analogying the acoustic field in a tube with varying cross section.
对尖劈型吸声材料用类比变截面管道的声场理论，给出了计算其吸声系数的一种方法；
It gives a definite method of penalty coefficient and contributes workable theoretical grounds to the policy decision departments for defining reasonable penalty coefficient preventing tax evasion.
具体指出罚款系数的确定方法，为税务决策部门针对偷骗税行为制定合理的罚款系数提供了可操作的理论依据。
The value of the thrust coefficient is seen to rise slightly with time, consistent with the theoretical assertion that it is a weak function of pressure.
价值的推力系数是看到略有上升随着时间的推移，与理论断言，这是一个薄弱的功能压力。
The result of this research provides a reliable theoretical basis for using computer to calculate the turbulent flow resistance coefficient.
此项研究结果为用计算机进行紊流阻力系数的计算提供了可靠的理论依据。
Based on the theoretical model, a new type of the transistor with low temperature coefficient of the current gain has been manufactured successfully.
据此理论模型研制成功了电流增益温度特性优良的中小功率晶体管系列。
The effect laws of process parameters on limit drawing coefficient which has been deduced in this paper provide a reliable theoretical basis for choice and design of the process in practice.
文中得出的工艺参数对极限拉深系数的影响规律为实际生产中工艺选择及制订提供了可靠的理论依据。
Thee value of the thrust coefficient is seen to rise slightly with time, consistent with the theoretical assertion that it is a weak function of pressure.
价值的推力系数是看到略有上升随着时间的推移，与理论断言，这是一个薄弱的功能压力。
The analysis of the best theoretical value and the concise calculation formula of Gini coefficient in the paper provided a simple and quick way to calculate Gini coefficient of China as a whole.
本文关于基尼系数的简易计算公式及其理论最佳值的分析，为中国城乡合一的基尼系数的测算及分析提供了一种新的思路。
We give a theoretical basis for special solution of the linear non-homogeneous recursion equation with constant coefficient.
提出了非齐次线性递归方程的降阶公式，并由此导出了常系数非齐次线性递归方程的特解公式。
It is precisely because the difference between adsorption coefficient and diffusion coefficient provides a theoretical basis for the gasoline desulphurization by PEG membrane.
正是由于噻吩类硫化物和各烃类化合物在吸附系数和扩散系数大小上的差别为PEG膜可脱除汽油中硫化物提供了理论依据。
It is precisely because the difference between adsorption coefficient and diffusion coefficient provides a theoretical basis for the gasoline desulphurization by PEG membrane.
正是由于噻吩类硫化物和各烃类化合物在吸附系数和扩散系数大小上的差别为PEG膜可脱除汽油中硫化物提供了理论依据。
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