1)  Bandwidth extension
展宽频带
2)  extension
展宽
1.
In this paper, the extension theory of bandwidth in digital system and three key points of frequency band extension technology are studied experimentally by simulation.
本文主要研究了数字系统频带展宽原理及频带展宽中的三个关键技术。
3)  expansion
展宽
1.
Numerical simulation of bed deformation in dike burst considering breach s expansion process;
考虑溃口展宽的溃堤水流泥沙数值模拟
2.
Redshift and expansion of metal silver nano-particles composite film;
金属纳米银粒子复合膜吸收红移和展宽现象
3.
Numerical simulation of the breach s expansion and scouring process in flood detention area;
分洪口门展宽和刷深过程的数值模拟
4)  widening
展宽
1.
Study of widening switch angles in selective harmonic elimination inverter;
特定消谐技术中展宽开关角对的研究
5)  Spreading
展宽
1.
Program-controlled Spreading on the Large Billets during Flat Die Drawing out Forging Processes;
平砧拔长过程中坯料的展宽规律及计算机程序控制
6)  broadening
展宽
1.
The pulse fluctuation characteristic and the pulse broadening effect are investigated.
分析了脉冲波展宽效应机理,得到脉冲波群速度与电波频率、降雨率的函数关系。
参考词条
补充资料:泛频带
分子式:
CAS号:

性质:又称倍频谱带。红外光谱分析中的一种谱带;指某个吸收频率为基谐振动频率的2倍或3倍时的吸收带。它的产生是由于两个原子核间的库仑排斥力使振动频率发生了异常变化的结果。泛频带的吸收强度往往很低,因此这个吸收带有时测不出来。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。