siltstone

siltstone的英语例句

1. No guidelines are available on liquefaction evaluation of silt - clay and silty sand - clay mixtures under cyclic loading.

   目前对于在循环荷载作用下的混黏土的粉土、粉砂的液化判别还存在着很多问题.

2. 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.

3. The main rocks are sandstone, mudstone and muddy siltstone or silty mudstone.

   岩石类型主要有砂岩 、 泥岩及泥-粉砂过渡岩类.