[網(wǎng)絡(luò)] 消息耦合 couplings: 垂綜; 聯(lián)軸器clouch couplings: 離合器couplings electric: 電耦合器diaphragm couplings: 橫隔膜聯(lián)軸器expansion couplings: 伸縮接頭下載手機詞典可隨時隨地查詞查翻譯