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agricultural extension framework model
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agricultural extension framework model
Encyclopedia
管理学
农业推广
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agricultural extension framework model
农业推广框架模型
研究存在于农业推广工作中有组织的农业推广框架里各系统之间的关系以及影响这些系统的外部环境因素的模型。又称农业推广框架理论,或关联理论。由德国农业推广专家H.阿布列奇特提出。
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superconducting transmission
superconducting transmission line
superconducting tunnel effect
superconducting tunneling
superconducting tunnel junction
superconducting tunnel junction detector
superconducting voltage standard
superconducting vortex lattice
superconducting wave function
superconducting weak link
superconduction
superconduction energy gap
superconduction energy gap, superconducting energy gap
superconduction model
superconduction phenomenon
superconductive
superconductive ceramics
superconductive convolver
superconductive cosmic string
superconductive delay line
superconductive device
superconductive electronics
superconductive gravimeter
superconductive iron remover
superconductive magnetic levitation
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