强心苷中毒最常见的早期症状是（） ["ECG出现Q-T间期缩短","头痛","胃肠道反应","房室传导阻滞","低血钾"]
治疗膏淋气虚证首选方剂是（） ["沉香散","补中益气汤","八正散","石韦散","知柏地黄丸"]
参苏饮与败毒散的组成中均含有的药物是（） ["前胡、茯苓","柴胡、川芎","羌活、独活","木香、枳壳","半夏、苏叶"]
水肿以头面为主，恶风头痛者，多属（） ["风","湿","热","毒","瘀"]
下列有关四环素类药物体内过程描述不正确的是（） ["餐后服药吸收率低","合用铁剂，吸收率下降","碱性环境促进药物吸收","可透过胎盘屏障","在牙、骨、肝中药物浓度高"]
简述机械台班的单机成本核算的办法
