hoisting jack

• 起重器

hoisting jack的用法和样例：

例句

1. It should constantly keep clean and smooth of the holding surface of the permanent magnet hoisting machine.
   应始终保持永磁起重器吸持面的清洁与平整。
2. They put the car up with a hoisting jack.
   他们用千斤顶把车抬高。
3. We jack the automobile in order to change a tire.
   我们用千斤顶把汽车托起换个轮胎。