You are about to go to sea and adjust the magnetic compass.To expedite the adjustment at sea,in what order should the following dockside adjustments be made().

A . Flinders bar first,then the heeling magnet and spheres B . Heeling magnet first,then the Flinders bar and spheres C . Flinders bar first,then the spheres and heeling magnet D . Spheres first,then the Flinders bar and heeling magnet

时间:2022-11-08 15:44:59 所属题库:GPS、DF及LC的使用题库

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