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猪瘟
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猪瘟
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〔猪传染病〕
释
classical swine fever
猪瘟
由猪瘟病毒引起猪的急性、热性、全身败血性疾病。又称猪霍乱、烂肠瘟。具有高度传染性,流行范围广,造成了世界养猪业的巨大经济损失。世界动物卫生组织将其定为法定报告的疫病。
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William Pitt,the Elder
William Pitt,the Younger
William Poel
William Ponty School
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Williamsburg
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williams elder
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Williamson ether synthesis
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Williams p+1 factorization method
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