A fairly accurate estimation of a ship’s position can be calculated by a technique known as().
时间:2022-11-10
() is a circular traffic lane used at junctions of several routes,within which traffic moves counterclockwise around a separation point or zone.
A line of position is().
What is the light characteristic of a lighted,preferred-channel buoy? ()
时间:2022-11-04
() is not likely to be a methods of Traffic Separation.
A buoy,being a shape of cylinder and with red group flashing,shows that it is().
时间:2022-11-02
A celestial body will cross the prime vertical circle when the latitude is numerically ().
时间:2022-11-01
The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the().
时间:2022-10-31
The nominal range of a light may be accurately defined as the maximum distance at which a light may be seen().
时间:2022-10-29
When navigating a vessel,you().
时间:2022-10-27
A cardinal mark showing an uninterrupted quick-flashing white light indicates the deepest water in the area is on the().
时间:2022-10-26
Which position includes the effects of wind and current().
The luminous range of a light takes into account the().
时间:2022-10-24
At the magnetic equator there is no induced magnetism in the vertical soft iron because().
时间:2022-10-21