关于β内酰类抗生素抗菌作用机制的描述哪项错误() ["抑制菌细胞壁黏肽合成酶","触发细菌的自溶酶活性","抑制细菌的自溶酶活性","阻碍菌细胞壁黏肽合成","菌体膨胀变形"]
脑棘球蚴病的主要临床表现是() ["高热、昏迷","头痛","四肢瘫痪","脑膜刺激征阳性","癫痫发作"]
甲状腺片可用于治疗() ["黏液性水肿","甲状腺功能检查","呆小症","甲状腺危象","单纯性甲状腺肿"]
阿托品用于治疗() ["心源性休克","过敏性休克","失血性休克","感染中毒性休克","神经源性休克"]
低钾型周期性瘫痪属于()。 ["骨骼肌钠离子通道病","骨骼肌钾离子通道病","骨骼肌氯离子通道病","骨骼肌钙离子通道病","骨骼肌钾离子和氯离子通道病"]
冶炼钢种为35CrMo,钢水重量为10吨.已知:取样时钢水中[Cr]=0%要求成品Cr含量为1.20%。Fe-Cr中Cr含量为60%,Cr的收得率为100%。试计算应加铬铁多少公斤?