提示隐匿性眼球破裂伤的体征有()
A.眼压低
B.球结膜下广泛积血
C.玻璃体腔大量积血
D.角膜变形皱褶
E.以上都是
参考答案:E
Tiny Tim, a character in A Christmas Carol, was a happy little boy in spite of the disability that caused him a weakness in one leg .
A.to limp
B.to fall
C.rest
D.suffer
下列哪些项目属于变电站直流系统的B类检修()。
A.更换不合格单体蓄电池
B.更换故障充电模块
C.更换或现场检修监控装置
D.更换或现场检修绝缘监测装置