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| 温度降低 | |||
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| 用绝热材料隔热法这种方法是用耐热的石棉布、石棉绳以及其他耐热材料，将药包和导火索包裹或包缠起来，将爆破材料与热源隔开 | |||
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reduction of temperature : 3 phrases in 2 subjects |
| Metallurgy | 2 |
| Technology | 1 |
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