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31. | crucible melting furnace |
| 坩埚式炉 |
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32. | The sample is heated in are-fractory crucible instead of graphite or quartz crucible. |
| 装载试样的坩埚由耐火材料制成,而不用石墨坩埚或石英坩埚。 |
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33. | the crux of controversy |
| 争论的核心 |
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34. | ashing crucible |
| 灰化用坩埚 |
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35. | crux of the matter |
| 问题的关键 |
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36. | autocrucible melting |
| 自成坩埚熔炼 |
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37. | liquid crucible technique |
| 液体坩埚技术 |
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38. | water jacketed copper crucible |
| 水冷铜坩埚 |
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39. | floating crucible |
| 浮置坩埚 |
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40. | unglazed crucible |
| 无釉坩埚 |
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