可相容的边值条件显然是作用在球壳的内表面和外表面上的均匀曳力。
The compatible boundary conditions are evidently uniform tractions applied on the inner and outer surfaces of the shell.
论文研究表明，绝缘子表面积污过程与布朗运动、气流曳力、湍流扩散、重力自沉降有关。
Thesis shows that the insulator surface pollution process has matter with Brownian motion, the air drag force, turbulent diffusion, gravity.
其中弱风环境下，表面积污主要与布朗运动和湍流扩散相关，强风环境下主要与气流曳力相关。
One weak wind conditions, surface pollution mainly related to Brownian motion and turbulent diffusion, under strong wind mainly associated with the air drag force.
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