【单选题】听力原文: The world bank has put a loan of $ 215 million to help reconstruction of China's telecommunications system. The project which needs the total finance of $ 623 million will support Beijing's refo...
【单选题】《测绘作业人员安全规范》规定,野外测绘人员在人烟稀少的地区或者林区,草原地区作业时,必须携带的装备是(_____)。
【判断题】( )同步录音功能能够帮助我们记录和回忆现场情形,但在后期剪辑时,重新配音、配乐的参考依据。