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理学
镨
释
praseodymium
镨
化学元素。元素符号Pr,原子序数59,原子量140.90766(2),属周期系ⅢB族,稀土元素,镧系元素。
Physics
praseodymium
镨
59Pr
{化}
Astronomy
praseodymium
缩写:Pr。镨
Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
praseodymium
镨
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technical and economic evaluation of mineral deposit
technical and economic evaluation of mineral resources exploration
technical and economic indicators of operation of thermal power plants
technical and economic indicators of urban planning
technical and economic indices of pumping station
technical and further education institute
technical appraisal of electronic records
Technical Approval Committee of the National Fisheries Water Pollution Accident
technical asset assessment
technical assistance
Technical bankruptcy
technical barriers to agricultural trade
technical basis of health supervision
technical basis of software services
technical benefit
technical camera
technical capability
technical characteristics of patent
technical checking
technical clarification
technical code for subsoiling of agricultural machinery
technical coefficient
Technical Committee for Standardization of Transport and Environmental Protection
technical condition of exploitation
technical condition of mining
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