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稀有金属
释义
稀有金属
Encyclopedia
工学
有色金属冶金
释
rare metal
稀有金属
地壳丰度小,天然资源少;或地壳丰度虽大,但赋存状态分散,不容易被经济地提取;或物理-化学性质近似而不容易分离成单一物质,过去制取和使用得很少的金属。
Physics
凝聚态物理学
固体及其性质
rare metal
稀有金属
rare metal
稀有金属
†
Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
rare metal; less common metal
稀有金属
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quality in the cross section
quality in use
quality level
quality loss function
quality management
quality management engineering
quality management for mineral processing
quality management for pharmaceutical analysis
quality management information system
quality management of identification of forensic medicine
quality management of mineral processing plant
quality management of publication printing
quality management of urban rail transit construction
quality management (QM)
quality management standard
quality management system
quality management system audit
quality metrics
quality model
quality of aerophotography
quality of a lot of product
quality of an algorithm
quality of an interval estimator
quality of decision-making plan of mega project
quality of democracy
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