In more recent years,()has been used by civilians in many new ways to determine positions,such as in automobile and boat navigation,hiking,emergency rescue,and precision agriculture and mining.
时间:2022-11-08
The total magnetic effects which cause deviation of a vessel’s compass can be broken down into a series of components which are referred to as().
时间:2022-11-07
Magnets are placed in horizontal trays in the compass binnacle to compensate for the().
时间:2022-11-05
While in drydock your vessel will be belt-gauged.This process involves().
时间:2022-11-03
The permanent magnetism of a vessel may change in polarity due to().
时间:2022-11-02
To center a compass bowl in its binnacle,you should have the ship on an even keel,heading north or south,and adjust the screws until().
Which statement about the Flinders bar of the magnetic compass is CORRECT().
时间:2022-11-01
What is the basic principle of the magnetic compass?()
时间:2022-10-26
Variation is the angular measurement between().
时间:2022-10-24
The vertical angle between the horizontal and the magnetic line of force is the().
时间:2022-10-21
By convention,the north seeking ends of a compass’ magnets are colored().
时间:2022-10-19
The quadrantal spheres are used to().
时间:2022-10-18
Quadrantal error in a gyrocompass has its GREATEST effect().
时间:2022-10-17
The lubber’s line on a magnetic compass indicates().
时间:2022-10-16
Variation in a compass is caused by().
时间:2022-10-11