触电窒息常用的人工急救方法有哪几种?
下列气体中不具备爆炸性的气体是()。 ["二氧化碳;","氨气;","甲烷;","氢气"]
《温病条辨》中提出,秽湿着里,见舌黄脘闷,气机不宣,久则酿热,当用:(). ["一加减正气散","二加减正气散","三加减正气散","四加减正气散","五加减正气散"]
关于4G的市场传播策略,包括:() ["A.新形象","B.新手机","C.新业务","D.新体验","E.新套餐"]
下列气体浓度在爆炸范围内的是() ["甲烷的浓度10%;","甲烷的浓度20%;","甲烷的浓度3%;","甲烷的浓度4%"]
对触电者应采取哪些急救措施?