【单选题】If a company is concerned with achieving high member satisfaction for all the participants in a network, which of the following communication networks is best?
【判断题】In the wheel network, the leader serves as the hub through which all communication passes.
【单选题】某施工机械购置费用为120万元,折旧年限为6年,年平均工作250个台班,预计净残值率为3%,按工作台班法提折旧,该机械台班折旧费为( )元
【简答题】在城市轨道线路的线路平面设计中地下线与城市道路有3种不同位置可供设置,如图所示,试论述这3种地下线路位置设置的利弊。