更多"A precaution you should take before"的相关试题:
[单项选择]Which action should you take after sending a false distress alert on VHF?（）
A. Send a DSC cancellation message on Ch-70
B. Make a voice announcement to cancel the alert on Ch-16
C. Make a voice announcement to cancel the alert on Ch-13
D. Make a voice announcement to cancel the alert on Ch-22A
[单项选择]What action should you take to compensate for the abovecurrent?（）
A. Continue on the same course and speed
B. Alter your course to the right
C. Slow to 8.5 knots
D. Alter your course to the left
[单项选择]When doing business in the US, you should take the following considerations into（）.
A. adventure
B. account
C. advice
D. ambition
[单项选择]What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?（）
A. Identify the person in charge
B. Gather up useful floating objects
C. Prepare for arrival of rescue units
D. Arrange watches and duties
[单项选择]Before replacing a piston you should check the rings to see that all clearances and gaps are （） the permissible tolerances.
A. above
B. at
C. over
D. within
[单项选择]Before replacing a piston you should check that all rings are （）.
A. free
B. fastened
C. broken
D. stuck
[单项选择]Before starting a diesel engine, you should always（）
A. check the pyrometer readings
B. check the crankcase oil level
C. check the fuel oil strainers
D. clean the fuel system
[单项选择]Before reassembling any machinery, you should （）.
A. replace all bearings regardless of length of service
B. apply a heavy coat of oil to all mating surfaces
C. clean any corroded surfaces and file all burrs smooth
D. coat all parts with alemite grease
[单项选择]Before entering the chain locker，you should（）.
A. have someone standing by
B. make sure there is sufficient air within the locker
C. de-energize the windlass
D. All of the above
[单项选择]Before switching on gyro-compass，you should make sure that the power supply on board is（）.
A. high or low
B. AC or DC
C. strong or weak
D. on or off
[单项选择]DO NOT，REPEAT，NOT OVER-TAKE means that you should（）.
A. overtake
B. not overtake
C. overtake or not
D. decide if you should overtake
[单项选择]Cargo handlers should take the following precautions with the exception of（）to avoid damage from shifting.
A. Keep the loads as close to the rail or deck as possible
B. If cargo is likely to settle，make provisions to secure it after it has settled
C. Thoroughly secure and shore all cargo so that it cannot move
D. hen stowing cargo，avoid leaving empty paces
[单项选择]If a mooring line should part while you are tying up at a dock，you should make a temporary eye by tying a（）.
A. becket bend
B. clove hitch
C. bowline
D. square knot
[单项选择]If the winch should fail while you are hauling in the anchor，what prevents the anchor cable from running out（）.
A. Chain stopper
B. Devil's claw
C. Hawse ratchet
D. Riding pawl
[单项选择]Before letting the anchor go，you should check that the（）.
A. chain is clear
B. anchor is clear of obstructions
C. wildcat is disengaged
D. All of the above
[单项选择]The fire-fighting practical training should take place in spaces which provide truly realistic training conditions, and whenever possible and practical should be carried out in （）.
A. darkness
B. daylight
C. simulated engine-room
D. all of the above
[单项选择]When using slings，cargo handlers should take all the following precautions except（）.
A. Ensure that slings are securely fastened around the load
B. Avoid careless winch operations，especially when handling fragile cargo
C. Exercise care when using hooks，crowbars，and similar tools
D. Keep the loads as close to the rail or deck as possible
