layer geosphere stratum serati assise sequence bed formation
Minerals are often found deep in the ground.
矿物往往埋藏在地层深处。
—— 给力词典精选The role of vegetation in outlining formations is often of great help.
在圈定地层过程中,植被往往具有很大的作用。
—— 辞典例句We regard them as actural stratigraphic units produced primarily by magmatic sedimentation.
我们把它们当作实际上的地层单元来考虑,它们主要由岩浆沉积作用所产生。
—— 辞典例句The component layers have the geometry of stratigraphic units.
一分层具有地层单元的几何形态。
—— 辞典例句A compressed horizontal scale commonly is helpful in seeing stratigraphic changes.
缩小水平比例尺一般有助于观察地层变化。
—— 辞典例句