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硼矿
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硼矿
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硼化合物
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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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grassland in mountain areas of southern China
grassland in northwestern Sichuan province
grassland invasive plant
grassland irrigation
grassland irrigation cycle
grassland irrigation efficiency
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grassland irrigation water use efficiency
grassland landscape
grassland law
Grassland Law of the People’s Republic of China
grassland leisure tourism
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grassland-livestock system coupling
grassland mammals
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grassland multifunctionality
grassland nationalities
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grassland of China
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更新时间:2026/8/1 13:09:54