exs的例句大全

chars 1, learn the characters for surnames and do exs 4 and 5.

识字课一：学习汉字姓氏并做完练习4和练习5。

The introduction of the Independent Director system has a long time in our country, but it still exs it s a lot of problems.

独立董事制度在我国的引入已经历了很长时间，但依然存在很多争议，究其原因，主要是独立董事制度本身以及与监事会制度之间的不协调等问题。

In recent years, DBMS ( Database Management System), DSS ( Decision Support System) and EXS ( Expert System) of IPM have been developed on the basis of the above work.

在此基础上，IPM决策过程的计算机化在近几年达到了很高的程度，出现了IPM决策支持系统（DSS）和专家系统（EXS）。