下列哪些损伤能引起循环障碍() ["大出血","张力性气胸","连枷胸","开放性气胸","脊柱压缩性骨折"]
对具有酮症酸中毒表现不明显的糖尿病,其治疗措施正确的是() ["仅需给小量胰岛素皮下注射","需要大量胰岛素治疗","仅需给足量胰岛素及补充液体","不需紧急处理","补给足量液体"]
由于气缸内有异物,造成活塞式压缩机气缸或机体发生不正常振动的处理措施是() ["清洗油冷却器","检查配管","清除异物","检查油量"]
出现下列哪些情况应怀疑有腹腔内脏器损伤() ["早期呈现休克","出现腹部移动性浊音者","持续性腹痛并有加重趋势者","有固定的腹痛和腹肌紧张者","有呕吐、便血和血尿者"]
由于支撑不对或垫片松动,造成活塞式压缩机气缸或机体发生不正常振动的处理措施是() ["清洗吸油阀","检查气缸","增大油温","调整支撑"]
电控发动机使用与维修时应注意哪些问题?