English translation for "煤精黑玉"
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- gagate
- Similar Words：
- "煤结核,煤层石球" English translation, "煤介物" English translation, "煤晶" English translation, "煤晶核" English translation, "煤精" English translation, "煤经济储量" English translation, "煤井" English translation, "煤就地气化" English translation, "煤可采储量" English translation, "煤可采性" English translation
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