1) split-carrier system
分裂载波制
2) optical carrier suppression and separation
载波抑制和分离
1.
This paper describes and discusses sub-carrier multiplexing,optical carrier suppression and separation,quadrature modulation technologies,compares and analyzes not only the strengths and limitations of these technologies,but also the vista of practical application.
本文对新型副载波复用、载波抑制和分离、正交调制这3种光标记新技术进行了描述与讨论,并比较分析了各自的优缺点及实用化前景。
3) divided-carrier modulation
分割载波调制
4) shear-wave splitting
横波分裂
1.
Among those technologies such as shear wave exploration, P-S converted waves, multi-component seismic, VSP, P-wave AVA, AVO, AVOZ and VVA, the most effective method in detecting fractures is shear-wave splitting.
在横波勘探、P S转换波、多分量地震、VSP、纵波AVA、AVO、AVOZ、VVA等技术中 ,最有效的方法应属横波分裂技术。
5) shear-wave split
子波分裂
6) beam split
波瓣分裂
1.
The beam of VHF radar is rather wide,and the reflection from ground results in beam split,thus the radar can only be used to estimate its height while it cannot be used to measure the height accurately.
米波雷达的波束较宽、由于地面反射引起波瓣分裂,通常只能估高而不能用来测高。
2.
In this paper,the effect of landform on the heightfinding method based on beam split in VHF Radar,namely,phase comparison and amplitude comparison,is studied.
针对基于波瓣分裂的米波雷达"比相-比幅"测高方法,研究地形对米波雷达测高的影响。
3.
To resolve this problem,the paper proposes an accurate and effective method for measuring the altitude based on beam split,namely,Phase-comparison and Amplitude-comparison.
针对米波雷达的波束较宽、由于地面反射引起波瓣分裂,通常只能估高而不能测高这一难题,提出一种基于分裂波瓣的米波雷达低仰角测高方法——比相比幅法。
补充资料：电力线载波保护复用载波机
电力线载波保护复用载波机
multi purpose PLC equipment for teleprotection system
d一onl一x一on zolbo boohu fuyong 20一boJ-电力线载波保护复用载波机(multi purposePLC equiPment for teleProteetion system)见电力线载波机。
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