英语语法分析

This paper analyzes some kinds of methods for voltage reference self-ca libration system and explains them one by one.

对几种电压标准自校系统方法进行了分析探讨，并对它们逐个作了研究说明。

Varying regularity of libration period on overweighted compound pendulum was obtained by theoretical reasoning? Research and analysis.

通过理论推导、研究和分析，得出了加配重复摆振动周期的变化规律。

Libration point orbits have the important applications in deep space exploration, and have been paid more attentions from all over the world.

平动点轨道在深空探测领域具有重要的应用价值，引起了国内外航天界的密切关注。