单项选择题
A list signal of one white light indicates that the vessel is （）.
A.on an even keel
B.listing about 1° to the side the light is displayed on
C.listing over 5° With the light displayed on the high side
D.listing，and the chutes should be directed to the side where the light is displayed
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相关考题
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单项选择题
A list man would expect to see any of the following light signals except （）.
A.two red lights
B.one green light
C.one white light
D.one amber light -
单项选择题
A line of position from a celestial observation is a segment of a （）.
A.circle of equal altitude
B.parallel of declination
C.parallel of altitude
D.vertical circle -
单项选择题
A line of position derived from a loran reading is a section of a(n) （）.
A.straight line
B.arc
C.parabola
D.hyperbola
