A、10 meters
B、20 meters
C、50 meters
D、100 meters
更多“When navigating using DGPS（Differential Global Positioning System）you may expect your position to be accurate to within a radius of（）.”相关的问题
A、the coastal navigation B、the celestial navigation C、traditional navigation D、the great circle navigation
A、navigating with a low diesel engine speed B、navigating with a stable diesel engine speed C、increasing the efficiency of propeller D、increasing fuel injection
A、from sunset to sunrise and during restricted visibility B、only when other vessels are in the area C、only when operating in a traffic separation scheme D、only when under tow
A、relieves the Master of his duties B、is solely responsible for the safe navigation of the vessel C、is a specialist hired for his or her local navigational knowledge D、relieves the officer of the watch
A、relieves the officer of the watch B、relieves the Master of his duties C、is solely responsible for the safe navigation of the vessel D、is a specialist hired for his or her local navigational knowledge
A、state of wind，sea，and current，and the proximity of navigational hazards B、maximum attainable speed of your vessel C、temperature D、aids to navigation that are available
A、To navigate intentionally B、To navigate intensely C、To navigate carefully D、To navigate completely
A、To navigate intentionally B、To navigate intensely C、To navigate carefully D、To navigate completely
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