The results of PCA analyzing the vegetation factors and grasshoppers community showed, the cumulative percent of two principal components reach 92.558% and 78.566%, respectively.

对各生境植被因素和蝗虫群落所进行的主成分分析，结果非常理想，两维主成分的累计方差贡献率分别达到了92.558%和78.566%。

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The principal controller is used to reach fast response and steady-state accuracy.

主控制器用来达到快速响应和一定的稳态精度。

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In the place of the Soviet Union and the influence operations run by its intelligence service, the KGB, and the Communist International (Comintern), we confront the Islamic doctrine known as shariah and the Muslim Brotherhood, which serves as the principal engine for extending its reach.

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But AMS principal investigator Professor Sam Ting told BBC News his space experiment would explore domains beyond the reach of ground technology.

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