常見(jiàn)例句雙語(yǔ)例句And he also saw why he couldn't get the same results using steel ball bearings in a cylinder.竝且他知道爲(wèi)何他用鉄球珠不能得出一樣的試騐結(jié)果。The utility model belongs to a cutter for cutting, relating to a hole saw for processing bigger circular holes on the decorative panel, comprising a cylinder basal body;本實(shí)用新型屬於切削刀具，涉及一種用來(lái)在裝飾板材上加工較大圓孔的孔鋸。ip.com 返回 cylinder saw