n.多鋼圈胎圈 multi-core bead: 多鋼圈胎圈bead core: 串芯磁珠; 鋼絲圈; 胎圈芯; 葉輪心multi core: 多芯的bead core flipper: 胎圈芯包布bead core winding: 鋼絲圈纏繞布條下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯