primary minerals of rutile 金红石原矿
primary silicate minerals 原生硅酸盐矿物
primary and secondary minerals 原生和次生矿物
Primary minerals are coal, copper and zinc, and agricultural products include rice, peanuts, sugar cane, fruits, vegetables and tobacco.
矿产主要有煤、铜和锌，农产品包括米、花生、甘蔗、水果、蔬菜和烟草。
The brine, salt minerals, primary minerals, bacteria activity and rock zonation were characterized in discussing the metamorphic and deformation phenomenon in the salt lake deposition.
以卤水、盐类矿物、原生矿物、细菌活动以及岩石分带为特征阐明了盐湖沉积中的变质和变形现象。
They complain that barriers to China's domestic market mean that India is mostly shipping unrefined minerals and primary goods, getting finished products in return.
他们抱怨道，中国国内市场的贸易壁垒使得印度主要出口未精制的材料和初级产品，得到的是制成品。
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