双语例句
It is difficult to explain these characteristics by the plate tectonic theory based on the heat convection in earth mantle.
想用板块构造理论解释遍布大陆地块内部的褶皱构造,在形位特征与动力机制上都有难以解决的矛盾。
词典释义:
地幔
It is difficult to explain these characteristics by the plate tectonic theory based on the heat convection in earth mantle.
想用板块构造理论解释遍布大陆地块内部的褶皱构造,在形位特征与动力机制上都有难以解决的矛盾。