问题
判断题
使用两台千斤顶顶升重物时，应该先用一台千斤顶缓慢地将重物一端顶起至一定高度，而后再顶升另一台千斤顶。
答案
参考答案：错
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使用两台千斤顶顶升重物时，应该先用一台千斤顶缓慢地将重物一端顶起至一定高度，而后再顶升另一台千斤顶。
参考答案：错
| 同义句改写。 |
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