source of ore的用法和樣例:
例句
- Source beds are turbidite of middle Triassic series.
礦源層為中三疊統濁積岩。
- The granite and strata with high Au abundance have been considered to the source of gold by many geologists.
摘要許多研究者認為,金丰度高的花崗岩和地層就是金礦床的礦源岩和礦源層。
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