中度低温时的ECG改变,描述最正确的是() ["PR、QRS和QT间期延长","窦性心动过缓","游走性节律","A+B","A+B+C"]
手术中易引起体温升高() ["髓内钉","钛夹","吻合钉","骨粘固剂","止血胶"]
全麻病人手术期间体温降低时最少发生的是() ["代谢性酸中毒","高碳酸血症","高钾血症","烦躁","中枢抑制"]
麻醉手术期间体温过高时,最不可能出现() ["代谢性酸中毒","高碳酸血症","高钾血症","循环血量减少","中心静脉压升高"]
低温的特点不包括() ["耗氧量随体温的下降而降低","增加心脏工作负担","抗凝","减少麻醉药用量","抑制酶的活化及细菌的活动"]
简述石油天然气站场总平面布置应符合的规定。