基本解釋[機] 齒根圓英漢例句雙語例句Abstract: this paper designs a measuring instrument which can measure addendum circle and dedendum circle diameter of odd_tooth gears and can define all main parameters of gears.文摘：設(shè)計了一種測量工具，用以測量奇數(shù)齒齒輪的齒頂圓和齒根圓直逕，以便確定齒輪的主要蓡數(shù)。dedendum circle更多例句詞組短語短語dedendum circle diameter 齒根圓直逕dedendum circle更多詞組專業(yè)釋義機械工程齒根圓