第2题:[单选题]What action should be taken when a pilot is "cleared for approach" while being radar vectored on an unpublished route? A.Descend to minimum vector altitude B.Remain at last assigned altitude until established on a published route segment. C.Descend to initial approach fix altitude 参考答案:B
第8题: [单项选择]岩基载荷试验中,测量系统初始稳定读数观测应当()。 A. 预压2级30min后卸载为零,然后开始试验 B. 加载前,每隔10min的读数一次,连续三次读数不变,可开始试验 C. 加载前,每隔10min的读数一次,连续二次读数不变,可开始试验 D. 加载前,每隔10min的读数一次,连续三次读数之差小于0.01mm,可开始试验 参考答案:B