- switch-back
- 反向: opposite direction; reverse; ...
- 赤经方向切换开关: r.a. mode
- 赤纬方向切换开关: dec. mode
- 刀具反向切削角: werkzeug-rückspanwinkel tool back rake
- 切换: alt; automatic switchover; blocked out; changeover; handover ho; shear; throw-over; to cut over; to switch over to, switch---to throw--over switching over; to switch over to, switch、to throw、over switching over; to switch over to, switch―to, switching over; toggle; toswitchoverto,switch---tothrow--overswitchingover; transition
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