A、nominal range
B、luminous range
C、geographical range
D、visible range
更多“The range of a light on Admiralty Charts is normally the（）.”相关的问题
A、glare from background lighting B、existing visibility conditions C、elevation of the light D、observer's height of eye
A、not drop the anchor until the lights are in line B、ensure your ship will NOT block the channel or obstruct the range while at anchor C、drop the anchor immediately as the range lights mark an area free of obstructions D、drop the anchor immediately as a change in the position of the range lights will be an indication of dragging anchor
A、swinging B、dredging her anchor C、taking bearings of the lights D、taking distances of the lights
A、are not the same color as either side light B、have a lesser range of visibility than the prescribed lights C、do not impair the visibility or distinctive character of the prescribed lights D、All of the above
A、A.do not interfere with the keeping of a proper look-out B、B.are not the color of either sidelight C、C.have a lesser range than the prescribed lights D、D.All of the above
A、existing visibility conditions，limited only by the curvature of the Earth B、perfect visibility conditions，limited only by the curvature of the Earth C、existing visibility conditions，limited only by the intensity of the light D、perfect visibility conditions，limited only by interference from background lighting
A、the period of darkness exceeds the period of light B、there is only a partial eclipse of the light C、the periods of light and darkness are equal D、the period of light exceeds the period of darkness
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