... 粗粒子 coarse particle 粗辊 coarse roll 粗[粒]盐 coarse salt ...
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coarse diamond point knurling roll 粗金钢钻压花滚刀
coarse diamond-point knurling roll 粗金刚钻压花滚刀
Uranium mineralisation occurs in coarse sandstones between clay horizons within a braided channel system with apparent tabular and roll front deposit characteristics.
铀矿化带出现在粗粒砂岩内，其介于粘土层之间，位于网状河道体系内，具有明显的板状和卷状矿床特征。
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