Hair seam是什么意思

用法例句

A sedimentary celestine deposit has a close link with evaporite sediments, particularly associated with gypsum phase, with the ore hosting rocks prodominated by laminated stromatolite and algal limestone.

沉积型天青石矿床和蒸发岩类 ,特别是石膏的沉积密切相关 ,含矿地层主要是纹层状叠层石或藻灰岩。