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【判断题】
活塞压缩环的泵油作用主要是因为活塞环天地间隙的存在。A.
正确
B.
错误
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举一反三
【单选题】G053.下列不属于对无人机驾驶员训练要求的是
A.
在模拟器实施应急飞行程序操作,包括规避航空器,发动机故障,链路丢失,应急回收,迫降等,不少于3小时
B.
在模拟器实施正常飞行程序,不少于3小时
C.
实物训练系统实施正常飞行程序操作,不少于10小时
【单选题】On September 20, Pope John XXIII was praised for ________ for negotiations to avert threats to peace.
A.
appearing
B.
appealing
C.
applauding
D.
appeasing
【简答题】Next September, Ted and Marie ______ for 20 years. [ A] are married [ B ] have been married [ C] will have been married [ D] will marry
【单选题】Experts predict that another economic depression will _________ from global financial cr.
A.
emergency
B.
urgent
C.
emerge
D.
image
【单选题】T Co has a year end of 31 July 20X4. The auditor completed the audit work on 10 September 20X4 and the auditor's report was signed on 30 September 20X4. The financial statements were issued on 1 Novem...
A.
31 July 20X4
B.
10 September 20X4
C.
30 September 20X4
D.
1 November 20X4
【简答题】Next September，Ted and Marie＿＿＿for 20 years．
【简答题】45=()20=______%=27÷______=______：______．0.45= () 20 =______%=27÷______=______：______．
【单选题】G055.下列不属于对无人机驾驶员训练要求的是
A.
在模拟器实施正常飞行程序,不少于3小时
B.
在模拟器训练系统实施正常飞行程序操作,不少于10小时
C.
在模拟器实施应急飞行程序操作,包括规避航空器,发动机故障,链路丢失,应急回收,迫降等,不少于3小时
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