常見例句雙語例句The utility model relates to a variable transmission gudgeon block driving box of a paper cutter, which is suitable for the transmission systems of various paper cutters.一種切紙機(jī)的變速傳動(dòng)軸承敺動(dòng)箱,適應(yīng)於各種切紙機(jī)的傳動(dòng)系統(tǒng)用。ip.com 返回 gudgeon block