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air hygiene in animal housing
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air hygiene in animal housing
Encyclopedia
农学
家畜环境
释
air hygiene in animal housing
畜舍空气卫生
消除对畜舍空气质量和卫生状况的不利因素,保证家畜正常生理机能和健康的措施。
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rational term
rational tetrahedron
rational transformation
rational triangle
rational trigonometric sum
rational use of drug
rational use of drug in aircrew
rational use of medicines
rational utilization of grassland resource
rational variety
Rational will
rational zero theorem
ration certificate for imperial messengers
Rationed Tribute
ration grazing
ratio of centralized water supply
ratio of consumption wastes treated
ratio of division
ratio of external division
ratio of greater inequality
ratio of internal division
ratio of magnification
ratio of monofilament deviation
ratio of Output-to-input
ratio of oxygen to uranium
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