英语语法分析

By using this new expression, we derive a perturbation bound for the subunitary polar factor for any unitarily invariant norm.

本文证明了此方程存在唯一的正定解，并推导出此正定解的扰动边界和条件数的显式表达式。

While performing their official duties, they shall be dressed in identifiable uniforms, wear unified symbols and produce unitarily printed law enforcement certificates.

在执行公务时，应当穿着识别服装，佩戴统一标志，并出示统一印制的行政执法证。

The co-occurrence restrictions between modality and aspect markers can be explained unitarily in terms of the concept distinction between static and dynamic, and that between realis and irrealis.

“应该”的两种情态与体标记的互动关系可以用“静态”与“动态”、“现实”与“非现实”的概念对立得到统一的解释。