equation set-up

例句：

1. 1. The engineers are setting up the new machine.
   工程师们正在安装新机器。
2. 2. The team is set up to work together efficiently.
   团队已经组织起来，能够高效地工作。
3. 3. The teacher explained the equation set-up in detail.
   老师详细解释了方程设置的步骤。