直流小惯量伺服电动机在1s内可承受的最大转距为额定转距的（）。 ["2倍","3\/5","10倍","1\/4"]
隧洞的工作闸门在（）开启。 ["静水中","动水中闭","静水中启","动水中"]
加工箱体类零件上的孔时，如果车削过程中，箱体位置发生变动，会使同轴线上两孔的（）产生误差。 ["粗糙度","圆柱度","圆度","同轴度"]
欧洲债券是指在欧洲地区发行的、以欧元作为计价货币的债券。
A client roams from H-REAP AP1 to H-REAP AP2. The client is unable to associate to H-REAPAP2. H-REAP AP2 has six other clients associated to it，which continue to pass traffic. What hascaused thisproblem？（） ["H-REAP AP1 has reached its client limit.","H-REAP AP2 has reached its client limit.","H-REAP AP2 lost its connection to the controller.","H-REAP AP1 lost its connection to the controller."]
破产别除权
