The leakage of microstrip line has two forms: the surface wave form and the space wave form, and the higher order modes on microstrip line mostly leak as space wave form.
微带线泄漏一般分为表面波形式和空间波形式两类，其中微带线高次模泄漏一般以空间波的形式发生。
Simple form unretarted orbit of space vehicles under the first order perturbation of the oblateness of the earth is obtained in this paper.
本文求得了空间飞行器在地球扁率摄动作用下简单形式的一阶解。
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