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砂矿取样
释义
砂矿取样
Encyclopedia
理学
采样
释
placer sampling
砂矿取样
为查明砂矿床中有用矿物(或有用组分)的含量、分布规律及回收性能而进行的采样工作。
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polygraph counter-countermeasure
polygraph countermeasure
polygraph investigations at the Berkeley Police Department
polygraph testing system
polygraph wave form
polygraph wave types
polygynous family
polygyny
polyhalide
polyhalide ion
polyhalite
polyharmonic
polyharmonic equation
polyharmonic function
polyharmonic operator
polyhe
polyhedra
polyhedral
polyhedral algorithm
polyhedral analysis
polyhedral angle
polyhedral chain
polyhedral collapse
polyhedral combinatorics
polyhedral complex
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