更多"A special daymark is a（）."的相关试题:
[单项选择]A red triangular daymark marks（）.
A. the centerline of a navigable channel
B. the starboard side of a channel
C. a prominent object of navigational interest that has no lateral significance
D. area of a channel where passing another vessel is permitted
[单项选择]On entering from seaward，a starboard side daymark will（）.
A. show a fixed red light if lighted
B. show a Morse (A) white light
C. be square in shape
D. have an even number if numbered
[单项选择]A triangular daymark would be colored（）.
A. red
B. red and white
C. green
D. green and white
[单项选择]A safe water daymark has what shape? （）
A. Triangular
B. Diamond
C. Circular
D. Octagonal
[单项选择]Entering from sea，a daymark on the port side of the channel would be indicated on a chart by a （）.
A. red triangle with the letter R
B. white triangle with the letters RG
C. green square with the letter G
D. white square with the letters GR
[单项选择]Calibration Stations give special transmissions for the calibration of ship’s（）.
A. gyro-compass
B. marine radar
C. DF
D. navigational satellite
[单项选择]All of the following constitute special circumstances EXCEPT（）.
A. Three vessels meeting so as to cross each other's course
B. A vessel meeting a vessel that is backing out of a slip
C. An overtaking situation that has reached in extremis
D. A vessel fishing with nets meeting a sailing vessel
[单项选择]To prevent accidents from occurring, special valve chests are used in such cases in which interchangeable blanks and connecting passages are incorporatedThe bold and italic word “which” means （）.
A. accidents
B. special valve chests
C. interchangeable blanks
D. connecting passages
[单项选择]A vessel sailing through the specific special areas may discharge or dispose of （）.
A. incinerated ash at anytime
B. fairly dense material that will sink, i√emetal cans or glass bottles at anytime
C. victual waste when at least 12 nautical miles from shore
D. absolutely no garbage at anytime
[单项选择]Apart from special contract or statute every Shipowner is（）a liability akin to that of a common carrier，irrespective of whether the goods were shipped by a Charterer or on a general ship.
A. on
B. in
C. under
D. at
[单项选择]In the process of the shafting management, special attention should be paid to（）
A. on the sailing, the water in the aft peak tank should be excluded as much as possible
B. the stuffing style ahead sealing shouldn’t have any water leaking out
C. Simplex astern sealing shouldn’t have any oil leaking out
D. Simplex ahead sealing can have some oil leaking out
[单项选择]A special purpose buoy shall be（）.
A. lighted with a white light
B. striped black and red
C. lighted with a red light
D. yellow
[单项选择]Special thrust devices are provided on ships to improve their （） at zero ship speed when the rudder is relatively ineffective.
A. brake capabilities
B. reversing capabilities
C. maneuvering capabilities
D. acceleration capabilities
[单项选择]As these features are not all charted, special caution should be exercised（）vessels navigating in the vicinity.
A. by
B. with
C. on
D. in
[单项选择]What is a “Special Warning”? （）
A. An urgent message concerning a vessel in distress
B. A weather advisory about unusual meteorological or oceanographic phenomena hazardous to vessels
C. A broadcast disseminating an official government proclamation affecting shipping
D. A radio navigational warning concerning a particularly hazardous condition affecting navigation
