常見(jiàn)例句用作名詞 (n.)The Ophiolite massifs are composed of mantle peridotite that is mainly harzburgite and dunite, and lacked of crust magmatite within the typical Ophiolite suite.摘要該蛇綠巖帶的巖體由地幔橄欖巖組成，主要巖石類(lèi)型是方輝橄欖巖和純橄欖巖，缺少典型蛇綠巖剖面中的洋殼單元。 返回 dunite