Because the restraint of PMB (permanent magnetic bearings) is the elastic restraint, suspended SDOF gyrocompass restrained by PMB, in fact, is not SDOF gyrocompass, but two DOFS gyrocompass.
考虑到永磁轴承约束为弹性约束，永磁轴承约束的悬挂式单自由度陀螺罗盘实质为永磁轴承约束的悬挂式二自由度陀螺罗盘。
Because the restraint of PMB (permanent magnetic bearings) is the elastic restraint, suspended SDOF gyrocompass restrained by PMB, in fact, is not SDOF gyrocompass, but two DOFS gyrocompass.
考虑到永磁轴承约束为弹性约束，永磁轴承约束的悬挂式单自由度陀螺罗盘实质为永磁轴承约束的悬挂式二自由度陀螺罗盘。
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