光学 – phrases

Terms for subject Rail transport containing 光学 | all forms | in specified order only

Chinese	English
光学抄平机	optical leveling machine
光学接触线位置测量系统	optical contact wire position measuring system
光学测微仪	telescope caliper
光学测量仪	optical plumb
光学测量系统	optical measurement device
光学轨道准直测量仪	optical track lining measuring instrument