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agricultural environment
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agricultural environment
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农学
农业环境
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agricultural environment
农业环境
农业生物正常生长繁育所需的各种环境要素的综合整体。是自然环境的一个重要组成部分,是因农业生产活动而形成的人为管理的生态系统,也是人类生存环境的重要组成部分。
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Drilling & Production Technology
drilling production time
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