1) tri-state bi-directed nets
三态双向网络
3) two-way HFC network
双向HFC网络
1.
Adjustment to Return System of Two-way HFC Network;
双向HFC网络反向系统的调试
2.
This paper summarizes some understanding and experience of two-way HFC network design and transmission system debugging.
文章对双向HFC网络的设计和调试总结了一些粗浅的认识和经验。
3.
This paper introduces structure,character,main design and method of adjustment of CATV two-way HFC network.
系统介绍有线电视双向HFC网络的结构、特点、设计要点与调整方法。
5) bidirectional HFC network
双向HFC网络
1.
This paper introduces the functions, composition of the intelligent plot, and then discusses its implementation in CATV bidirectional HFC network.
介绍智能化小区系统的功能、组成,以及智能化小区在有线电视双向HFC网络中的具体实现。
6) HFC double-directions net
HFC双向网络
1.
According to the design principles of HFC double-directions net, the functions and technical targets of the frontier systems, light-chain circuits and the distributed systems were analyzed and calculated in detail.
根据HFC双向网络的设计原则,对其前端系统、光链路、分配系统的功能及技术指标进行了较为详尽的分析和计算,并提出了施工过程应注意的问题。
补充资料:三态
分子式:
CAS号:
性质:总自旋量子数为1的量子态。微观体系状态的多重性取决于其总自旋,即2S+1,其中S为总自旋量子数。当外层电子数是奇数时,其多重态为偶数,若外层电子数是偶数的体系,多重态为奇数。对于双电子体系,自旋平行时就得到三重态(2S+1=3),反平行时为单重态(2S+1=1)。
CAS号:
性质:总自旋量子数为1的量子态。微观体系状态的多重性取决于其总自旋,即2S+1,其中S为总自旋量子数。当外层电子数是奇数时,其多重态为偶数,若外层电子数是偶数的体系,多重态为奇数。对于双电子体系,自旋平行时就得到三重态(2S+1=3),反平行时为单重态(2S+1=1)。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条