常見(jiàn)例句雙語(yǔ)例句To this end, each drawing roller (2.1, 2.2) is associated with a separately controllable drive device (3.1, 3.2).爲(wèi)此給每個(gè)拉伸輥（2.1、2.2）分配一個(gè) 可單獨(dú)控制的敺動(dòng)裝置（3.1、3.2）。ip.com 返回 separately controllable