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borate mineral
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borate mineral
Encyclopedia
工学
硼化合物
释
borate mineral
硼矿
可以开采和提取硼元素或硼化合物的矿物。硼矿是化工工业和冶金工业的重要原料,2017年,世界上硼矿总储量约17亿吨(以B2O3计),硼酸盐矿的储量约有38000万吨,其中土耳其约有23000万吨,其次为美国、俄罗斯、智利和中国。
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sediment microbe
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sediment transport rate per unit width
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Sediq language
Sedna
Sednoid
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