调节罗盘系统1 直到和罗盘系统2一致。
AAdjust compass system 1 until it agrees with compass system 2.
B Synchronize compass system 1 with compass system 2.
CRegulation compass system 1 until it agrees with compass system 2.
AAdjust compass system 1 until it agrees with compass system 2.
B Synchronize compass system 1 with compass system 2.
CRegulation compass system 1 until it agrees with compass system 2.