... refractory mouldable 可捣制成型的耐火材料 refractory nature 耐火性 refractory nitride 耐火氮化物 ...
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refractory y nature 耐火性
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fireproofness , refractability
The nature of a refractory gold ore in Guizhou was introduced. The technology for recovering gold from the ores was proposed.
针对贵州某难浸金矿的矿石性质，确定采用原矿焙烧—氰化提金工艺。
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