标准电阻器按()方式分为四端钮式标准电阻器,二、三端钮标准电阻器
A、连接
B、材料
C、结构
D、准确度等级
参考答案:A
I wonder how she _____like that to her parents.
[ ]
A. dare to speak
B. dare speaking
C. dared speak
D. dares speak
男,45岁,提重物后突然出现右臀部向下放射性触电样疼痛1天,咳嗽或屏气时加重。体检:右腰4~5棘突旁压痛,右Lasegue征阳性,颏胸试验阳性,右踝反射减低。诊断可能是
A.坐骨神经炎
B.腰椎间盘突出症
C.腰肌劳损
D.髋关节炎
E.骶髂关节病