局域网的典型特性是低数据速率，小范围，高误码率。
简述意见沟通的障碍。
You are creating a mobile Web Form that dynamically displays news items. You want to display news items by using an instance of a mobile TextView control named TextViewNews. You need to configure the Web Form that contains TextViewNews. The Web Form must enable pagination in case a users device does not display the full text of a news item. Which code segment should you use? （） [" PagerStyle ps = new PagerStyle();ps.NextPageText = “more>”;ps.PreviousPageText = “<back”;FormNews.Paginate = true;"," FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;TextViewNews.PaginateRecursive(new ControlPager(FormNews, 1000));"," FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;FormNews.PaginateRecursive(new ControlPager(FormNews, 1000));"," FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;FormNews.Paginate = true"]
安静、稳重、动作缓慢、不易激动、情绪不容易外露的婴儿其气质属于（）。 ["多血质","黏液质","胆汁质","抑郁质"]
无线网络需要通过无线接入点访问无线局域网。
医疗安全不良事件分为（）个等级。
