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单词
infectious bronchitis
释义
infectious bronchitis
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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light sources for photochemistry
light sources for photography
light species
light spectrum
light splitter
light spot
light spot at the beam
lightspot galvanometer
light-spot recorder
light spot scanning
light spot seismograph
light stabilizer
light stabilizer; photostabilizer
light starting point constraint
light step
light stimulated fluorescent photography
light stimulated luminescengt photography
light stimulated phosphorescent photograph
light stress
light telesthesia
light temperature accumulation
light-temperature response characteristics
light-tight
light time
light time correction
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