【判断题】比赛时模型飞机在飞行中无论何时越过场地的安全线就是对参加活动的人群构成了安全威胁,因此必须指令遥控模型飞行员立即降落模型飞机。
【单选题】为加强民用无人驾驶航空器(简称民用无人机)的管理,《民用无人驾驶航空器实名制登记管理规定》已于5月16日经民航局正式颁布并实施,从2017年6月1日起,民用无人机的拥有者和生产厂家必须在8月31日前完成实名登记。下列飞行器中不需要实名登记的是
【判断题】模型飞机在飞行中无论何时越过场地的安全线就是对参加活动的人群构成了安全威胁,因此必须指令遥控模型飞行员立即降落模型飞机,并处以本次飞行成绩无效的处罚。
【多选题】下列哪些选项属于毛泽东思想形成的历史条件?
【判断题】Every adjustment on the bank side of the bank reconciliation needs to be recorded in the books.
【单选题】Advocates of floating rate suggested it is favorable for economies for the following reasons except
A.
it discourages attack from foreign exchange speculators because of the fact that exchange rate adjustment is immediate.
B.
it helps stabilize the shock effect on unemployment in case of economic changes such as fall in export demand.
C.
it automatically matches the domestic inflation with ongoing foreign inflation.
D.
it gives every country the opportunity to guide its own monetary conditions at home.
E.
it brings the LR exchange rate to the level predicted by PPP without government policy decisions.
【单选题】Advocates of floating rate suggested it is favorable for economies for all of the following reasons EXCEPT
A.
it discourages attack from foreign exchange speculators because of the fact that exchange rate adjustment is immediate.
B.
it gives every country the opportunity to guide its own monetary conditions at home.
C.
it helps stabilize the shock effect on unemployment in case of economic changes such as fall in export demand.
D.
it automatically matches the domestic inflation with ongoing foreign inflation.
【判断题】比赛时模型飞机在飞行中无论何时越过场地的安全线就是对参加活动的人群构成了安全威胁,因此必须指令遥控模型飞行员立即降落模型飞机。( )
【单选题】遥控无人机着陆拉平时,对拉平操作描述不恰当的是