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[填空题] 综合防尘措施可概括为“革、水、密、风、护、管、()、查”八字方针。

疯牛病的病原体是() ["埃博拉病毒","朊病毒","尼巴病毒","汉坦病毒","柯萨其病毒"] 额极动脉发自() ["颈内动脉","大脑前动脉","大脑中动脉","大脑后动脉","基底动脉"] 妊娠高血压综合征产妇下列哪种药物仍可使用()。 ["安泰酮","普尔安","氯胺酮","硫喷妥钠","羟丁酸钠"] 正常人血清中可有一定量的伤寒杆菌抗体,但一般范围在() [""0"抗体<1:40,"H"抗体<1:80",""O"抗体<1:80,"H"抗体<1:80",""O"抗体<1:80,"H"抗体<1:40",""O"抗体<1:80,"H"抗体<1:160",""O"抗体<1:40,"H"抗体<1:40"] 口腔颌面部感染的主要途径是() ["A.牙源性感染","B.腺源性感染","C.损伤性感染","D.血源性感染","E.医源性感染"] 综合防尘措施可概括为“革、水、密、风、护、管、()、查”八字方针。
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