一构造体的辯証发展大地构造发展是借着地壳內各构造体的“建造”形成和“改造”形变两个主要对立面相互斗爭、統一和轉化的过程而表現出来的;并且建造和改造这两个对立的作用是互相联系着和互相制約着的。从地壳上两种最大构造体——大洋型地壳和大陆型地壳看来,大洋型地壳和大陆型地壳在性貭和成分上是有不同的:前者的特征是上层的厚度小,表面波 The dialectical development of a structure The development of the earth’s structure is manifested through the process of struggle, unity and transformation between the two major opposites of “construction” and “transformation” of various structures within the crust; and the construction and transformation of these two The opposite effects are interrelated and mutually restrictive. From the crust on the two largest structures - oceanic crust and continental crust, oceans and continental crust in the nature and composition are different: the former is characterized by the thickness of the upper layer is small, the surface wave