Crusti克鲁斯蒂crustn.外壳；坚硬的外壳；面包皮vt.盖以硬皮vi.结硬皮crust-mantle mixing type壳幔混源型crust to ask for promotion厚着脸皮请求提升crust and mantle structure壳幔结构Crust-mantle mixed layer壳幔层圈物质交换Crustal velocity structure地壳速度结构crustal deformation survey地壳形变测量crust-mantle interactions壳幔作用crust/mantle deformation壳幔形变crust and mantle decoupling壳-幔解耦crustal horizontal activity地壳水平活动