问题
问答题 简答题
对使用中的单体液压支柱应采取什么防倒措施？
答案
参考答案：
必须使用细钢丝绳将所有在用的单体液压支柱连紧成为一个整体，防止倒柱伤人。
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对使用中的单体液压支柱应采取什么防倒措施？
参考答案：
必须使用细钢丝绳将所有在用的单体液压支柱连紧成为一个整体，防止倒柱伤人。
| 根据课文内容，用方框中所提供的单词或短语的适当形式完成下列短文。 | |
They are to begin their trip from 2______ it begins to where it ends. Wang Wei is so stubborn that once she is 3______ to do something, nothing can change her mind. So though Wang Kun has different ideas about the trip, he has to give 4______. They are starting off on August lst and are 5______ their first stop on the trip in three days. Then they are continuing their journey for another five days 6______ they reach Tibet. They are taking enough food, water and clothes. Although their 7______ is very tight, they feel very excited about it. The Mekong River begins at a glacier on a Tibetan mountain 8______ an altitude of more than 5,000 metres. It passes 9______ deep valleys, 10______ across western Yunnan Province and finally flows into the South China Sea. |
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