求助 连零码 用英语怎么说 多谢

网上查到一个 HDB3 encoding rules. A sequence of four consecutive zeros in encoded using a special "violation" bit. This bit has the same polarity as the last 1-bit that was sent using the AMI encoding rule. Further refinement is necessary to prevent a DC voltage from being introduced by excessive runs of zeros. THe voliation bit alternates between + and - pulses for every consecutive group of four zeros. 所以我猜应该是 A sequence of consecutive zero