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controlled trial
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controlled trial
Encyclopedia
农学
对照试验
释
controlled trial
对照试验
将性别、年龄、体重、生理状态与生产性能等方面尽可能一致的试验动物按随机化原则分成两组进行比较的试验。
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ovary
ovary anomalies
ovary ellipsoid
ovary injection
ovary maturating pasin
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Ovda Regio
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O. Veblen
O. Veblen (1880—1960)
OVEL
oven
oven; drying oven
oven earth
oven mitt
ovenproof
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overacceleration
overactive bladder
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overall accuracy
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