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单词
epidemic intensity of disease
释义
epidemic intensity of disease
Encyclopedia
农学
兽医流行病学观察性研究
释
pattern of disease occurrence;epidemic intensity of disease
疾病发生形式
在特定空间和特定动物群体中,一定时期内,动物疾病随时间变化而发生的病例数量变化以及各病例间的联系程度的改变。又称疾病流行强度。
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rail transit
rail transit engineering survey
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rail transit station public area
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rail transport vehicle
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railway bridge deck facilities
railway bridge maintenance
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railway carrying-capacity
railway centralized signalling monitoring system
railway clock synchronization network
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