carbonaceous造句
This sandstone unit is commonly thick - bedded and massive, with silty and
carbonaceous laminations.
该砂层单元通常为厚层或块状, 具粉砂质和碳质纹层.
Thin layers of sandy shale, and
carbonaceous fragments are locally present.
局部出现砂质页岩薄层和碳质碎屑.
Because some strata
carbonaceous shale, the result of geophysical work was infected.
因部分地层中含有碳质板岩, 对地球物理工作的结果产生了一定的影响.
The balance was
carbonaceous fraction , the nonflammable inorganic fraction was negligible.
其余为不挥发的可燃物碳粒, 不可燃的无机物极少.