常用大包穴治疗的是() ["乳痈","咳嗽","瘾疹","四肢疼痛","全身疼痛"]
饭店墙体保温技术极大地提高了建筑保温和隔热的性能,有效降低饭店建筑的能耗,综合节能水平在()以上。 ["40%","45%","50%"]
炮兵工程学院孔从洲为首任院长,()和()为副院长。 ["贺振新","廖成美","祝榆生","黄延卿"]
最可能发生晕厥的心脏瓣膜病是() ["二尖瓣狭窄","主动脉瓣狭窄","主动脉瓣关闭不全","二尖瓣关闭不全","肺动脉瓣狭窄"]
简述原生动物的主要特征
A抗原和B抗原的特异性是如何形成的?