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保护性耕作
释义
保护性耕作
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农学
保护性耕作
释
conservation tillage
保护性耕作
对农田采用免耕、少耕、地表微型改造,结合覆盖、轮作、农药病害虫防除等措施,提高土壤蓄水保墒能力和土壤肥力,防止土壤侵蚀、退化,完善表层土壤生态系统结构、增强其生态功能,确保耕地可持续利用的综合性土壤管理技术体系。
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optical pickup head
optical pickup, optical pickup head
optical picture
optical plastic
optical plastics
optical plumment
optical plummet
optical pointing telescope
optical polarization analyzer
optical polarization calibration
optical polarization-division multiplexing transmission system
optical polarizing coating
optical poling
optical polishing
optical position
optical potential
optical power and energy meter
optical power meter
optical pressure
optical principal points
optical processing
optical processor
optical properties of atmosphere
optical properties of ceramics
optical properties of crystal
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