所有轴承箱最终定位后按力矩()N.m对盘车箱、前箱、中低压轴承箱地脚螺栓冷紧。 ["A、600-800;","B、800-1000;","C、1000-1100;","D、1200-1500。"]
在骨盆四个假想平面中最小、最窄的平面是() ["坐骨棘平面","骨盆出口平面前三角","骨盆入口平面","中骨盆平面","骨盆出口平面后三角"]
周围动脉穿刺首选() ["肱动脉","腋动脉","股动脉","尺动脉","桡动脉"]
脊髓完全缺血多少时间会造成脊髓不可逆损害() ["4min","10min","15min","30min","40min"]
结合肺段模式图,右肺下叶的组成是() ["G+H+I+J","F+G+H+I+J","E+F+G+H+I+J","D+E+F+G+H+I+J","C+D+E+F+G+H+I+J"]
呼吸困难的病史采集要点。