更多"A helicopter making a round trip fr"的相关试题:
[单项选择]假设FTP层的下行ROUND TRIP TIME为2秒左右，TCP窗口8500字节，一个时隙的传输速率为11KBIT/S，在可以提供8个PDCH的情况下，可达到的最大平均速率为（）
A. 88kbit/s
B. 33KBIT/s
C. 22KBIT/S
D. 160KBIT/S
[单项选择]语句select ROUND（45.953，-1），TRUNC（45.936，2）from dual；的结果是（）。
A. 46 and 45
B. 46 and 45.93
C. 50 and 45.93
D. 50 and 45.9
[单项选择]当工作表中未对小数位数进行特殊设置时，函数MAX（ROUND（22.5，0），ROUND（125.3，-1））的值为（）
A. 23
B. 22
C. 125
D. 130
[单项选择]A wind blows round anticlockwise defines（）.
A. backing ( of wind )
B. beach ( to )
C. veering ( of wind )
D. maintaining direction of the wind
[单项选择]A WIND BLOWS ROUND ANTICLOCKWISE defines（）.
A. Backing (of wind)
B. Beach (to)
C. Veering (of wind)
D. Maintaining direction of the wind
[单项选择]An over-speed trip serves to （）
A. stop the engine by cutting off the cooling water supply
B. stop the engine by closing the air intake
C. slow the engine but not stop it
D. slow the engine to half of normal load
[单项选择]The over-speed trip installed on most diesel engine will stop the engine by shutting off the （）
A. water supply
B. fuel oil supply
C. lube oil supply
D. exhaust damper
[单项选择]One major advantage of the round turn maneuver in a man overboard situation is that it（）.
A. is the fastest method
B. is easy for a single-screw vessel to perform
C. requires the least shiphandling skills to perform
D. can be used in reduced visibility
[单项选择]An all-round flashing yellow light may be exhibited by a(n)（）.
A. vessel not under command
B. air cushion vessel in the nondisplacement mode
C. vessel towing a submerged object
D. vessel engaged in diving operations
[单项选择]The over-speed trip device installed in some diesel engines is automatically actuated by（）
A. spring force
B. hydraulic pressure
C. centrifugal force
D. mechanical linkage
[单项选择]Have a nice trip.翻译为：（）
A. 祝您假期愉快
B. 祝您旅途愉快
C. 祝您心情愉快
D. 祝您工作愉快
[单项选择]The trip to the museum has been（）until Thursday 11th March.
A. lengthened
B. postponed
C. frowned
D. cancelled
[单项选择]The local government leaders are making every effort to（）the problem of poverty.
A. loosen
B. tackle
C. remove
D. encounter
[单项选择]I am making water means（）.
A. my vessel is leaking
B. my vessel is producing fresh water
C. my vessel is producing sea water
D. sea water is de-salted on board my vessel
[单项选择]I AM MAKING WATER means（）.
A. My vessel is leaking
B. My vessel is producing fresh water
C. My vessel is producing sea water
D. Sea water is de-salted on board my vessel
[单项选择]冷轧带钢品种中TRIP钢属于（）钢板。
A. 形变诱导相变强化型
B. 强化型
C. 烘烤硬化型
D. 相变强化型
[单项选择]Making cargo plan for appropritate distribution of the cargo on board is（）duty.
A. a ship's officer's
B. a tallyman's
C. a port planner's
D. a foreman's
[单项选择]Making cargo plan for appropriate distribution of the cargo on board is（）duty．
A. a ship's officer's
B. a Tallyman's
C. a port planner's
D. a foreman's
