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A on
B out
C over
D off
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考题
The policeman signaled to him to _______ to get the traffic moving again.
(A)pull in(B) pull out(C) pull over(D) pull up
考题
The salesman_____the new medicine to show customers how well it works.
A、tried over.B、tried on.C、tried out.D、tried off.
考题
( )指令可用来等待数字输出信号为0。
A.wait(D_OUT[11]，ON)B.wait(D_IN[11]，ON)C.wait(D_OUT[11]，OFF)D.wait(D_IN[11]，OFF)
考题
( )指令用来等待数字输入信号为1。
A.wait(D_OUT[10]，ON)B.wait(D_IN[10]，ON)C.wait(D_OUT[10]，OFF)D.wait(D_IN[10]，OFF)
考题
Amortization is the allocation process of writing off bond premiums and discounts to interest expense over the life of the bond issue.()
考题
Will you ________ this passage to see if there is any misprint?[A] look up[B] go over[C] dwell on[D] work out
考题
An over-speed safety device is usually fitted to a generator engine for ___ in the event of over-speed.A.stabilizing the ship speedB.increasing the fuel pump settingC.braking the crankshaftD.cutting power off the engine
考题
The “Port-Off-Stbd” selector switch on an autopilot steering stand is used to ______．A.change from hand electric steering to automatic gyroB.change over one steering system to the otherC.change over hand electric steering to non-follow-upD.change over the port to the starboard bow thruster
考题
Which setting change would you allow to make a child object to be moved out of a parent object?（）A、Flex mode on. B、Flex mode off. C、Confined mode on. D、Confined mode off.
考题
单选题If you must land on a beach with an oar-propelled lifeboat through a heavy surf，the recommended method is to（）.A
keep the bow directly in toward the beach，and tow the sea anchor off the sternB
ride in on the back of a large breakerC
keep the bow into the seas with the sea anchor out over the bow，and row to meet the breaking wavesD
head directly into the beach by staying between the crests of the waves
考题
单选题For most diesel propulsion and generator engines, the over-speed trip device will stop the engine by （）A
moving the governor control to stopB
shutting off the lubricating oil supplyC
tripping the governor emergency stop leverD
shutting off the fuel supply
考题
单选题The dog's collar was so（）that it came off over his head.A
looseB
slightC
broadD
excessive
考题
单选题A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.A
comes over the bowB
blows the fire back toward the vesselC
comes over the sternD
comes over either beam
考题
单选题When the power is shut off, the wire（）A
becomes slackB
can not be paid out unless the brake is overhauled or recover wire unless manually operatedC
will be let out because the brake is out of workD
may be pay out due to no power
考题
单选题（）is not a step for anchoring preparation.A
To take off the covers from the hawse pipes and clear the spurling pipesB
To make sure that the windlass is out of gear and the brakes are onC
To turn the windlass over slowlyD
To inform the engine room to ensure that deck power and water are off
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