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放射性示踪沙技术
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放射性示踪沙技术
Encyclopedia
工学
〔地学中核技术〕
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radioactive tracer sand technology
放射性示踪沙技术
将具有放射性的泥沙或类似物投放于海岸带、浅海海底,通过探寻放射性示踪沙的踪迹和放射性元素含量来计算泥沙的移动方向、速度、规模和研究泥沙流的方法。
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division in halves
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division-of-amplitude photopolarimeter
division-of-aperture photo polarization imaging system
Division of Dictionary Compilation, Institute of Linguistics, Chinese Acadeny of Social Science
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division of labor
division of labour
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