更多"Magnets are placed in horizontal tr"的相关试题:
[单项选择]Magnets in the binnacles of magnetic compasses are used to reduce the effect of（）.
A. deviation
B. variation
C. local attraction
D. All of the above
[判断题]上行CoMP和下行CoMP的实现都依赖于终端。
[单项选择]A series of trays with sieves that vibrate to remove cuttings from the circulating fluid in rotary drilling operations is called the（）.
A. shale shaker
B. settling pit
C. desilter
D. desander
[单项选择]The magnetic compass magnets are acted on by the horizontal component of the Earth’s total magnetic force. This magnetic force is GREATEST at the（）.
A. north magnetic pole
B. south magnetic pole
C. magnetic prime vertical meridian
D. magnetic equator
[单项选择]Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible ship increase the unit’s（）.
A. tank capacities
B. stability in the event of damage
C. towing speed
D. anchor holding ratio
[单项选择]The horizontal angle between the magnetic meridian and the north-south line of the magnetic compass is（）.
A. deviation
B. variation
C. compass error
D. dip
[单项选择]When using horizontal sextant angles of three objects to fix your position，an indeterminate position will result in which situation（）.
A. The objects lie in a straight line
B. The vessel is inside of a triangle formed by the objects
C. The vessel is outside of a triangle formed by the objects
D. A circle will pass through your position and the three objects
[单项选择]The vertical angle between the horizontal and the magnetic line of force is the（）.
A. elevation
B. magnetic angle
C. vertical angle
D. dip
[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]The horizontal flat surfaces where the upper stock joins the rudder are the（）.
A. rudder keys
B. rudder palms
C. lifting flanges
D. shoes of the rudder
[单项选择]A buoy having red and green horizontal bands would have a light characteristic of（）.
A. interrupted quick flashing
B. composite group flashing
C. Morse (A)
D. quick flashing
[单项选择]（）is used for measuring horizontal and vertical angles.
A. The marine sextant
B. Thechronometer
C. The magnetic compass
D. The gyrocompass
[单项选择]A disk with a horizontal line through its center, equivalent to the summer load line, is called the（）.
A. deadrise mark
B. maximum alloable draft mark
C. pilmsoll mark
D. tonnage mark
[单项选择]The process of lowering a boom to a horizontal position and onto its deck support is called（）.
A. spotting a boom
B. collaring a boom
C. cradling a boom
D. toppling a boom
[单项选择]A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a （）.
A. poor fix
B. good fix
C. poor signal quality
D. good signal quality
[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]Chafing gear should be placed（）.
A. at all wearing points of mooring lines
B. at the bitter ends of all standing rigging
C. around running rigging
D. on wire rope only
