【洪积砂矿】

洪积砂矿

在例句中比较

proluvial placer

... proluvial placer 洪积砂矿 alluvial-proluvial plain 冲洪积平原 buried proluvial fan 埋藏洪积扇 ...

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diluvial placer

... diluvial epoch 洪积世 diluvial facies 洪积相 diluvial placer 洪积砂矿 ...

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短语

洪积砂矿床 diluvial placer

地球科学

·2,447,543篇论文数据，部分数据来源于NoteExpress

根据成因蓝宝石砂矿层分为冲积砂矿层、洪积砂矿层和残坡积砂矿层；洪积砂矿层中蓝宝石最富。

According to I ts origin, sapphire sand strata are divided into sand wash stratum, pluvial stratum and relict drifted sand stratum, while sapphire concentrated well in drifted sand stratum.

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