互相联系interco ect matrix: 互连拒阵optical domasin service interco ect: 光域业务内部连接osi open systems interco ect: 开放系统互连pcm peripheral component interco ect: 外围部件互连sdb switched digital data interco ect: 交换数字广播下载手机词典可随时随地查词查翻译