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农业经济
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农业经济
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农业经济
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agricultural economy
农业经济
农业中的经济关系和经济活动的总和。属于部门经济。农业与非农部门的区别在于农业利用生物的自然生长繁育来生产人类必需的食物和棉、毛等天然纤维,以及各种原料、材料和燃料等。
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narrow bandgap semiconductors
narrow band imaging endoscopy
narrow band light
narrow-band light
narrow-band magnitude
narrow band monochrome photography
narrow band noise
narrow-band photometer
narrow-band photometry
narrow-band radar scanner
narrow-band radar signal
narrow band semiconductor
narrow-band semiconductor
narrowband signal
narrow-band width
narrow-beam radiation
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narrow channel effect
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narrow currency growth
narrow-external focus
narrow fabric weaving
narrow gap semiconductor
narrow-gap semiconductor
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