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鸡传染性支气管炎
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鸡传染性支气管炎
Encyclopedia
农学
〔禽传染病〕
释
infectious bronchitis
鸡传染性支气管炎
由传染性支气管炎病毒(infectious bronchitis virus, IBV)引起的,以病鸡出现咳嗽、喷嚏和气管啰音等呼吸道症状,以及肾脏肿大、尿酸盐沉积,输卵管发育不全,产蛋鸡的产蛋率和蛋品质下降为特征的急性、高度接触性传染病。
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square integrable kernel
square integrable martingale
square integrable representation
square kappa principle
Square Kettle with a Standing Crane
Square Kilometer Array
square knot
square lattice
square law
square-law detection
square-law detector
square line picking
square loss function
squarely equivalent to zero
square mapping
square map subdivision
square matrix
square matrix of order n
square mean value of electric quantities fluctuation
square mean value of thermal electromotive force
square mean velocity of Brownian particle
square measure
square mesh
square mesh grid
Square Mountain and Changyu Dongtian Scenic and Historic Area
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