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壳幔混合crust-forming volva壳质菌托crusta petrosa dentis[医] 牙骨质crust-mantle action壳幔作用crust-mantle system地壳地幔系统crustal stress states地应力状态crustal contamination地壳混染作用crustacean aquaculture甲壳动物养殖Crust and upper mantle地壳上地幔crust-covered ground地面硬覆盖