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硅质
| 耐火材料
| 硅质 | |
| tech. | silica |
| 耐火材料 | |
| bridg.constr. | fire proof material; flame proof material; measuring by sight; eye survey; eye observation; eye-measurement |
| met. | fireproof material; refractory; refractory material |
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| silica | |||
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硅质 : 373 phrases in 23 subjects |