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nonferrous metals industry in the world
释义
nonferrous metals industry in the world
Encyclopedia
工学
﹝冶金工业﹞
释
nonferrous metals industry in the world
世界有色金属工业
有色金属的地质勘探、采矿、选矿、冶炼和加工等工业。是从开采与利用金、银和铜、铅、锌等逐步发展起来的。20世纪以来,电力、交通运输、航空航天、家用电器、军事工业以及电子、信息等高新技术产业的发展,引起铝、镁等轻金属,镍、锌等重金属以及稀有稀土金属等工业也快速发展起来。
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lesser subordinates at county, prefecture and region
lesser swinecress
lesser tubercle
lesser whistling duck
lesser wing
less flower and fruit due to mild winter
Lessing On Acting
lessivation
Les Six
less luminous supergiant
lesson preparing group
Lessons for Students in Architecture
Lessons on Comparative Anatomy
less pollent set
less than
less-than-carload freight transportation
less than or equal to
less-than-or-equal-to sign
less-than sign
LEST
Lester Bowles Pearson
Lester Frank Ward
Lester Horton
L-estimate
L estimator
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