更多"Due to （） action of pistons some re"的相关试题:
[单项选择]A vessel，which is unable to maneuver due to some exceptional circumstance，shall exhibit （）.
A. during the day，three balls in a vertical line
B. during the day，three shapes，the highest and lowest being balls and the middle being a diamond
C. when making way at night，two all-round red lights，sidelights，and a sternlight
D. when making way at night，masthead lights，sidelights，and a sternlight
[单项选择]If the action of the engine indicates that some of the cylinders are not firing, the ones affected may be determined by watching （）.
A. the bad smoke
B. the smoky exhaust
C. the exhaust temperature
D. the peak pressure
[单项选择]Seasickness is caused by rolling or rocking motions which affect fluids in the（）.
A. stomach
B. lower intestines
C. inner ear
D. bladder
[单项选择]Rudder motion is prevented from exceeding the movement of the steering wheel by the（）
A. return springs
B. six-way valve
C. follow-up gear
D. differential gear
[单项选择]Horizontal transverse motion of a vessel is known as（）.
A. pitch
B. surge
C. sway
D. heave
[单项选择]Heave is motion along the（）.
A. longitudinal axis
B. transverse axis
C. vertical axis
D. centerline axis
[单项选择]Some TV programs are interesting but some others are（）and full of violence.
A. frightening
B. frightened
C. to be frightening
D. to be frightened
[单项选择]Which mooring line prevents sideways motion of a vessel moored to a pier（）.
A. A line led forward from the bow
B. A line led aft from the bow
C. A line led in the same direction as the keel
D. A line led at a right angle to the keel
[单项选择]Angular motion about the vertical axis of a vessel is called（）.
A. yaw
B. surge
C. sway
D. roll
[单项选择]Angular motion about the longitudinal axis of a vessel is known as（）.
A. pitch
B. surge
C. sway
D. roll
[单项选择]The rotary motion of a diesel engine crankshaft is obtained from the up and down motion of the piston via the （）.
A. camshaft
B. reduction gears
C. rocker arm
D. connecting or piston rod
[单项选择]Pitching is angular motion of the vessel about what axis?（）.
A. Longitudinal
B. Transverse
C. Vertical
D. Centerline
[单项选择]The linear motion of a diesel engine piston is converted to the rotary motion required to drive gears, propeller shafts, and generators by the （）.
A. flywheel
B. crankshaft
C. journal bearings
D. camshaft
[单项选择]In observing rig motion while under tow，the period of roll is the time difference between（）.
A. zero inclination to full inclination on one side
B. full inclination on one side to full inclination on the other side
C. full inclination on one side to the next full inclination on the same side
D. zero inclination to the next zero inclination
[单项选择]The angular motion of a ship in the athwartship is termed（）.
A. pitching
B. yawing
C. rolling
D. tracking
[单项选择]Horizontal fore or aft motion of a vessel is known as（）.
A. pitch
B. surge
C. sway
D. roll
[单项选择]The hand steering is a method by which the motion of the rudder is controlled with （）.
A. a motor-driven steering wheel
B. a pneumatic steering wheel
C. a hand-driven steering wheel
D. an electric steering wheel
[单项选择]（）, the motion would continue indefinitely once it had started.
A. Were there loss of energy by friction
B. Since there be loss of energy by friction
C. Were there no loss of energy by friction
D. Should be no loss of energy by friction
