基准: datum standard; criterion; r ...同步: synchronization; synchronism ...基准同步脉冲: reference synchronizing pulse基准同步放大器: reference synchronizing amplifier准同步: quasi stationary; quasistationary; quasisynchronous准同步的: quasi synchronous; quasisynchronous; subsynchronous准同步法: quasi-synchronizing method; quasisynchronization准同步观测: quasi synoptic准同步通信: plesiochronous communication准同步网: pcn plesiochronous network准同步卫星: sub-synchronous satellite准同步信号: anisochronous signal; plesiochronous signal标准同步信号: standard sync signal手动准同步法: manual accurate synchronization准同步定时源: pts plesiochronous timing source自动准同步法: automatic accurate syncronization超准同步数字系列: super plesiochronous digital hierarchy光纤准同步数字: pdh准同步定时接口: pti plesiochronous timing interface准同步连接监测: pcs plesiochronous connection supervision准同步倾斜轨道: sub synchronous inclined orbit准同步数字体系: pdh plesiochronous digital hierarchy; plesiochronous digital hierarchy准同步数字系列: pdh plesiochronous digital hierarchy; pdh pseudo-synchronous digital hierarchy; pdh: pseudo-synchronous digital hierarchy; pe eudo-synchronous digital hierarchy; pe psedo-synchonos digita hieachy; pe pseudo-synchronous digital hierarchy; plesiochronous digital hierarchy pdh准同步数字下列: pdh pseudo synchronous digital hierarchy准同步数字序列: pdh plesiochronous digital hierarchy