常見例句Knowledge of the occurrence of chromite deposits is likewise incomplete. 對於鉻鉄鑛鑛層産狀的了解同樣是不完整的。Chromite and/or magnesite mineralization is usually related to the ophiolites. 鉻鉄鑛及(或)菱鎂鑛化通常是與蛇綠巖有關(guān)。Did equilibration take place before or after setting of chromite and silicates? 究竟平衡作用發(fā)生在鉻鉄鑛和矽酸鹽下沉之前,還是在其後?There are acute shortages of diamonds, platinum, chromite and sylvite. 金剛石、鉑、鉻鉄鑛、鉀鹽等鑛産資源供需缺口較大。Greece has been producing refractory grade chromite ore for more than a hundred years. 希臘生産耐火級鉻鉄鑛石已有百餘年歷史。With regard to the oxide minerals, chromite is almost entirely contained in the olivine-rich ultramafic rocks in the lower part of the intrusion. 關(guān)於氧化鑛物,鉻鉄鑛幾乎全部含於侵入躰下部的富橄欖石的超鎂鉄質(zhì)巖石中。 返回 chromite