痉挛肌电刺激疗法的频率和波宽分别为() ["频率0.66~1Hz,波宽0.1~0.5ms","频率1~100Hz,波宽0.1~1ms","频率0.66~1Hz,波宽0.01~0.2ms","频率0.66~1Hz,波宽0.1~1ms","频率2~160Hz,波宽0.1~1ms"]
不全流产的处理() ["可不需特殊处理","立即行清宫手术","卧床休息,禁止性生活","需做凝血功能检查","尽早使胚胎及胎盘完全排出"]
按《湖南省建设工程施工项目部和现场监理部关键岗位人员配备标准及管理办法(试行)》湘建建[2010]109号文,下列()项工作,不属于标准员的职责范围。 ["施工作业过程中对工程建设标准实施进行监督","安全技术的交底","工程建设标准实施计划和措施的交底","制定工程建设标准实施计划和措施"]
需要夫妇双方同时治疗的是() ["外阴炎","滴虫性阴道炎","外阴阴道假丝酵母菌病","前庭大腺囊肿","慢性宫颈炎"]
血氨增高引起肝性脑病的机制是() ["影响大脑皮质的兴奋传导过程","使乙酰胆碱产生过多","干扰大脑能量代谢","使脑干网状结构不能正常活动","使去甲肾上腺素作用减弱"]
供电系统如下图所示,求各部分电抗标幺值。(χo缆=0.08Ω/km,χo架=0.4Ω/km,Ud%=6%)
