短語詞組短語odograph odometer 裡程表odograph course tracing table 航跡自繪器標(biāo)繪臺odograph main gear 裡程表主動(dòng)齒輪odograph driven gear 裡程表從動(dòng)齒輪the odograph gears 裡程表齒輪 返回 odograph