发生医疗器械不良事件的原因非常复杂,有产品固有风险中的设计缺陷,有()、(),有产品使用说明书上的错误,有上市前研发的局限性等。
Windows Communication Foundation (WCF) service is self-hosted in a console application. The service implements the lTimeService service interface in the TimeService class.You need to configure the service endpoint for HTTP communication. How should you define the service and endpoint tags?() ["
","
","
","
"]
深井水泵运行时出水,但流量减小的原因中哪些?
根据1995年1月江泽民在《为促进祖国统一大业的完成而继续奋斗》的重要讲话中提出的现阶段发展两岸关系推进祖国和平统一进程的八项主张,实现祖国和平统一的基础和前提是() ["对于台湾同外国发展民间性经济文化关系,我们不持异议","坚持一个中国的原则","进行海峡两岸和平统一谈判","大力发展两岸经济交流与合作"]
下列特殊符号()表示的是空格。 [" "; ","  ; "," &; "," ©;"]
简述人类意见沟通的特点。