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搜题
【判断题】
在巷道掘进断面上既有煤层,又有岩层。当岩层(包括夹石层)占掘进工作面面积的1/5~4/5时,即称半巷道。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】The exciting part of both Flight Simulator and real flying is ______.
【单选题】Sleep-deprived people who are tested with a driving simulator perform as poorly or worse than people who are intoxicated .
A.
失眠的
B.
受伤的
C.
醉酒的
【单选题】The program of Flight Simulator was produced by Microsoft and five other small firms.
A.
Y
B.
N
C.
NG
【简答题】真可惜!真遗憾