请输入您要查询的字词:
单词
down-conversion demodulation
释义
down-conversion demodulation
Encyclopedia
工学
无线光通信
释
down-conversion demodulation
下变频解调
将高频信号解调到频率较低的频段上并输出。在光载无线通信系统中,射频接收机位于系统的最前端,将天线从空间耦合下来的信号进行放大和下变频,然后再对低频信号进行解调。
随便看
flowing back before production
Flowing Molten Iron Society
flowing phlegm
flowing sentence
Flowing Water
flow injection analysis
flow injection analysis (FIA)
flow injection analyzer
flow injection chemiluminescence
flow injection gradient technique
flow-injection immunoassay
flow injection spectrophotometry
flow injection titration
flow in pores
flow instability
flow-invariant
flow label
flow layer
flow line
flow measurement
flow measurement calibration facility
flowmeter
flowmeter, flow gauge
flow metering skid
flowmeter method
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/5/17 14:44:37