【单选题】Experts estimated that the (manuscript) was worth $20,000.
【判断题】Everybody assembled in the hall where they were welcomed by the secretary.()
【单选题】Experts estimated that the (manuscript) was worth $20,000.
【单选题】如图所示的进口节流调速回路中,溢流阀正常溢流,当负载恒定不变时,如果考虑溢流阀的调压偏差,将节流阀口开度调大,泵的工作压力()。
【单选题】The experts estimated that the unemployment rate would reach ______