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中国古代水土保持技术
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中国古代水土保持技术
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理学
中国古代水土保持技术
释
soil and water conservation technology in ancient China
中国古代水土保持技术
中国古代防止水土流失,保护、改良和合理利用水土资源,维护和提高土地生产力,以利于充分发挥水土资源的经济效益、社会效益和生态效益,实现生态环境良性循环的综合性技术措施,包括工程技术和非工程技术。
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coefficient of connection
coefficient of consistency
coefficient of contingency
coefficient of contraction
coefficient of correlation
coefficient of coupling
coefficient of covariation
coefficient of cubical expansion
coefficient of curvature tensor
coefficient of deformation
coefficient of determination
coefficient of diffusion
coefficient of dilatation
coefficient of divergence
coefficient of elasticity
coefficient of excess
coefficient of expansion
coefficient of friction
coefficient of harmonic distortion
coefficient of hydrodynamic dispersion
coefficient of isobaric expansion
coefficient of kurtosis
coefficient of linear expansion
coefficient of multiple correlation
coefficient of mutual induction
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