black shale
短語(yǔ)詞組
- black graptolite shale 黑色筆石頁(yè)巖
- black muddy shale 黑色泥質(zhì)頁(yè)巖
- Eureka black shale 尤里卡黑頁(yè)巖
- Clip Black Shale 夾黑色頁(yè)巖
- sulfide containing black shale 硫化物黑色頁(yè)巖
- black shale formations 黑色頁(yè)巖建造
- Niutitang black shale 牛蹄塘組黑色巖系
- marine black shale 海相黑色頁(yè)巖 返回 black shale