Terms for subject Space containing non-return-to zero

English	Chinese
non return to zero-level	非归零电平
non return to zero level	不归零电平码
non-return to zero	非归零 (数字信号传输中的一种码型变换)
non-return to zero mark recording	不归零符号记录
non-return-to-zero change	不归零制变化
non-return-to-zero change on 1	不归零近"1"变化
non-return-to-zero-IBM IBM	公司式不归零制
non-return-to-zero mark code	不归零传号码