电力电缆在运行中,应无()现象,接地线良好,护层对地()合格。
参考答案:渗漏油;电阻
一新生儿于生后24小时内出现黄疸,最恰当的处理是()
A.正常现象,可暂时观察
B.做细菌培养及药敏试验
C.肝功血清学检查
D.检测母子血型
E.肝胆B超
We climbed a tree, and all of a sudden it _______ to us that we were rather big to be up in a tree. [ ]
A. struck
B. lighted
C. occurred
D. came