短語詞組短語simple graduator 簡易分度graduator r 刻度器automatic graduator 自動分度graduator indexer 分度器millingmachine graduator 銑牀分度頭milling machine graduator 銑牀分度頭design of simple graduator equipment 簡易分度裝置設計Light -weright three fulcrum bar graduator 輕型三桿分度儀 返回 graduator