短語詞組短語base level pitch diameter 基面中徑base pitch error 基節(jié)誤差transverse base pitch 端面基圓齒距Normal l base pitch 法向基節(jié)axial base pitch 軸線法線節(jié)距base pitch measurement [計量]基節(jié)測量Base pitch J 基圓齒距base pitch of gear 齒輪基節(jié) 返回 base pitch