短语词组短語feeler pin [機]探針;觸針feeler arm 探針臂;探測臂;測距臂;探緯臂precision feeler 精密觸頭optical feeler 光學接觸器feeler gages 測隙槼alignment feeler 對準測隙槼feeler guage 測隙槼feeler guide 測撩槼filling feeler 探緯指 返回 feeler