不归零1制,(又称)逢1变化不归零制[NRZ1] non-return-to-zero change-on-one: 逢1变化不归零制non-return-to-zero change: 异码变化不归零制nrzc non-return-to-zero change: 不归零变化nrz-c non return to zero change: 不归零变化alternating non-return-to-zero: 交替不归零制下载手机词典可随时随地查词查翻译