One megabit ( Mb ) is 1024 kilobits.一兆比是1024千比特.One kilobit ( Kb ) is 1024 bits. One megabit ( Mb ) is 1024 kilobits. One gigabit ( Gb ) is 1024 megabits.一格千比是1024比特. 一兆比是1024千比特. 一吉比是1024兆比....
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.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.Beca...