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 of magnesium chloride氯化镁壳crust and mantle structures壳幔结构crustal low-velocity zone地壳低速带crustal deformation anomaly地形变异常crustal horizontal movement地壳水平运动crust waveguide propagation地壳波导传播Crustal movement monitoring地壳运动监测crustal deformation movement地壳形变crustal growth and evolution地壳生长与演化crust-lithosphere thinning地壳-岩石圈减薄