问题
问答题 简答题
对施工现场的氧气和乙炔瓶有什么要求？
答案
参考答案：
应禁止在阳光下爆晒，应采取凉棚等遮阳通风措施，乙炔瓶体温度不得超过40度。
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对施工现场的氧气和乙炔瓶有什么要求？
参考答案：
应禁止在阳光下爆晒，应采取凉棚等遮阳通风措施，乙炔瓶体温度不得超过40度。
| 从下列方框中选择短语并用其适当形式填空。 | |
2. He worked hard, now he ______ and confident about the coming mid-term examination. 3. We should not laugh at those who ______ just______ their failure in maths test. 4. He consistently ______ having sports whether how cold it is. 5. If you want to keep fit, you must ______ for at least one hour every day. |
