The ability of the ionosphere to reflect these waves is dependent upon normal variations in the electron density at different levels . 电离层反射电波的能力取决于不同高度上电子密度的正常差别。
The ability to work with people at different levels 与不同层次的人合作的能力。
Exploring of college english teaching at different levels 大学英语分层教学探讨
A code page can be defined at different levels 可以在不同级别上定义代码页:
Your application can validate at different levels 应用程序可以在不同的层次上验证:
Advice to public at different levels of air pollution 在不同的空气污染水平下对市民的忠告
An exploration of english teaching at different levels in our college 我院英语分级教学探索
Elements that appear at different levels within an xml file 元素出现在xml文件中的不同级别。
In - service personnel of state organizations at different levels (四)国家机关的在职工作人员。