更多"Which of the following is operated "的相关试题:
[单项选择]Bulkheads which from part of the tanks on a vessel are stiffened to withstand（）.
A. deck loads from above
B. dynamic forces while afloat
C. hydrostatic pressure
D. over-pressurization
[单项选择]（）day，pilot flag should be displayed from main mast．
A. From
B. By
C. on
D. With
[单项选择]Which device provides the main means in the GMDSS for locating ships in distress or their survival craft（）.
A. Radio direction finder
B. Satellite EPIRBs
C. MF/HF DSC
D. VHF homing device
[单项选择]The main factor which determines the output of each cylinder is （）
A. the cylinder weight
B. the cylinder bore
C. the cylinder length
D. the cylinder cover
[单项选择]Which of the following problems is the main source of fuel pump and injection system malfunctions?（）
A. Improper lubrication
B. Air in the fuel system
C. Coated fuel lines
D. Excessive vibration
[单项选择]When cargo is shifted from the main deck into the lower hold of a vessel，（）.
A. The metacenter will move downward
B. The GM will increase
C. The center of buoyancy will move upward
D. The list of the vessel will become great
[单项选择]A lube oil sample taken from the main engine lube oil system has dark yellow opaque color.This is the result of （）
A. water contamination
B. mixing oils of two widely different viscosities
C. overheating
D. aeration
[单项选择]A main bearing consists of two shells which are secured by means of studs and （）.
A. tie rods
B. through bolts
C. lead wires
D. bearing caps
[单项选择]Which of the followings does not belong to main maneuvering facilities?（）
A. rudder
B. propeller
C. radar
D. sider thruster
[单项选择]Which line from the output of the show ip interface command indicates a layer 1 problem?（）
A. Serial0/1 is up, line protocol is down
B. Serial0/1 is down, line protocol is down
C. Serial0/1 is up, line protocol is up
D. Serial0/1 is administratively down, line protocol is down
[单项选择]An electrical device which prevents an action from occurring until all other required conditions are met is called a/an （）.
A. limit
B. monitor
C. modulator
D. interlock
[单项选择]What best describes the structure from which Stratford Point Light is shown?（）
A. Brown conical tower with white horizontal band in center of light on black pier
B. Red conical tower on brown cylindrical pier
C. White octagonal house on brown cylindrical pier
D. White conical tower，with brown band midway of height
[单项选择]Which space cannot be deducted from gross tonnage when calculating net tonnage（）.
A. Crew messroom
B. Forepeak ballast tank
C. Master's cabin
D. Chain locker
[单项选择]Which expression has the different meaning from entry into force ? “entry into force” means is（）.
A. coming into effect
B. moving to full effect
C. being based on force
D. coming into force
[单项选择]The board acknowledges the problems which （）from the newness of the approach.
A. arise
B. rise
C. arouse
D. raise
