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food security policy
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food security policy
Encyclopedia
管理学
粮食安全政策
释
food security policy
粮食安全政策
国家为了确保粮食产业可持续发展和实现粮食安全总体目标,对粮食生产、流通和消费等方面制定的行动准则。
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ventilation
ventilation and air-conditioning design of protective engineering
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ventilation bridge
ventilation capacity calculation
ventilation control combustion
ventilation control during mine fires
ventilation door
ventilation drift
ventilation factor
ventilation for deep open pit
ventilation for radon discharge
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