您要查找的是不是：
- 黑色加深同步信号blacker-than-black synchronizing signal
- 黑色black
- 信号signal
- 一组连续的数字时间片段，每一数字时间片段在组内的位置可参考帧同步信号来标识。A set of consecutive digit time slots in which the position of each digit time slot can be identified by reference to a frame alignment signal.
- 数字交换网络帧和复帧同步信号插入功能GAZPACHO
- 标准同步信号standard sync signal
- 本机同步信号local synchronous signal
- 垂直同步信号vertical sync signal
- EIA同步信号EIA sync signal
- 从属同步信号slave sync signal
- 同步信号电平sync signal level
- 同步信号压缩sync signal compression
- 准同步信号plesiochronous signal
- 帧同步信号frame synchronizing signal
- 超同步信号supersync signal
- 彩色同步信号burst signal
- 场同步信号field-synchronizing signal
- 前同步信号preamble
- 色同步信号reference burst
- 非同步信号nonsynchronous signal
