1. 弹性模量：--这些模型都用弹性模量(EX)和切线模量(ETAN)来表示材料的应力-应变关系. --初始速度(EDIVELO)与刚体定义(EDMP,RIGID)是显式分析所独有的. --质量加权(alpha)和刚度加权(beta)阻尼可以用EDDAMP命令施加.

2. ex：entry index; 登录项索引

3. ex：exclusive or; 异或，“或者”（选项）除外

4. ex：exchange; 交换局

5. ex：excellent; 极好

1. 前夫;前妻;前男友;前女友
Someone's ex is the person they used to be married to or used to have a romantic or sexual relationship with.

e.g. He's different from my ex.
他和我的前夫不一样。
e.g. ...one of her exes.
她的前男友之一

noun

1. the 24th letter of the Roman alphabet

Synonym: Xx

2. a woman who was formerly a particular man's wife

e.g. all his exes live in Texas

Synonym: ex-wife

3. a man who was formerly a certain woman's husband

Synonym: ex-husband