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borate mineral
释义
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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emergency standardization
emergency standards
emergency standard system
emergency stop
emergency stop function
emergency stop switch
emergency storage pond of concentrators
emergency supplies
emergency supplies production capacity reserve
emergency supplies reserve
emergency supplies reserve mode
emergency supplies storage
emergency support capacity
emergency-supported system for road traffic malfunction
emergency surveying and mapping
emergency training and exercise of road transportation
emergency training and exercise standards
emergency trip control
emergency vehicle management
emergency vehicle priority
emergency vehicle signal priority control
emergency ventilation
emergency volunteer team
emergency warning standard
emergency warning system
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