英语语法分析

In actual practice a brighter image is obtained by using a broad, rather than a point, source along with a substage condenser.

在实际工作中，不是用点光源而是用一个扩展光源加一个台下聚光镜以得到一个较亮的象。

We also calculate the overall efficiency, substage efficiency and correlation index of 16 Chinese listed commercial Banks from 2006 to 2010.

本文以中国16家上市商业银行为样本，测算了2006—2010年各商业银行的整体效率、子阶段效率、关联指数和每家银行的投影。

Braided arenaceous fluvial channels were developed, and paludal coal-bearing sediments were well developed from Yan 9 to Yan 4 + 5 substage in the western part.

延9至延4 + 5期网状砂质河道发育，西部地区广泛发育平原沼泽煤系沉积。