颅内动脉瘤最好发的部位是() ["Willis环动脉分叉处","颈内动脉","大脑中动脉","大脑前动脉","大脑后动脉"]
指示装置提供示值的方式通常有()。 ["模拟式","半模拟式","数字式","半数字式"]
患者,女性,40岁,确诊为浸润型肺结核,最重要的治疗是() ["卧床休息","加强营养","合理化疗","预防咯血","肝脏保护"]
诊断急性肾衰竭少尿型,每小时尿量应为() ["<10ml","<15ml","<20ml","<25ml","<30ml"]
4个月,男孩,冬季发病,因低热、咳嗽、喘憋2天入院,精神、食欲可,既往无喘息史。查体:T37.8℃,鼻翼扇动,口周轻度发绀,三凹征明显,两肺满布哮鸣音,水泡音不明显,心率144次/分,WBC5.0×10/L,N37%,L64%。最可能诊断为() ["腺病毒肺炎","支原体肺炎","肺炎双球菌肺炎","毛细支气管炎","金黄色葡萄球菌肺炎"]
与润滑油相比,润滑脂有什么优缺点?