省调值班调度员对其调度管辖范围内的联系对象是()
A.地调调度员
B.发电厂值长(或电气班长、机炉长)
C.变电所和监控中心副值及以上值班员
D.县调调度员
参考答案:A, B, C
ICF分类中将障碍层面分为()
A.三个
B.四个
C.五个
D.六个
E.七个
What does the speaker mean().
A.Linda has lost the diamond ring Bill gave her.
B.The diamond is very expensive.
C.The diamond is very small.