elimination of constant

例句：

1. 1. The company decided to eliminate the old system and adopt a new one.
   公司决定淘汰旧系统，采用新系统。
2. 2.The teacher asked us to eliminate our doubts before we proceeded to the next step.
   老师要求我们在进行下一步之前先消除疑虑。
3. 3. In order to improve efficiency, the factory eliminated some of its processes.
   为了提高效率，工厂取消了一些工序。