1. 拆下：拆开Separating | 拆下Withdrawing | 拆卸Disassembling

2. 回收：withdrawal 回收 | withdrawing 回收 | witherite 毒重石

3. 取出：withdrawing device 取出装置 | withdrawing 取出 | withdrawl deposit 取款

4. 退回：配线系统 wiring system | 退回 withdrawing | 耐受压力 withstanding pressure