请输入您要查询的英文单词:
单词
j-carrier system
释义
J-carrier system
J-carrier system
[
′jā ¦kar·ē·ər ‚sis·təm
]
(communications)
Broad-band carrier system, providing 12 telephone channels, which uses frequencies up to about 140 kilohertz by means of effective four-wire transmission on a single open-wire pair.
随便看
wtaa
wtaaa
wtaas
wtab
wtac
wtae
wtag
wtai
wtal
wtalc
wtam
wtamu
wtao
wtap
wtapi
wtars
wtas
wtasa
wtasc
wtat
wtaug
wtawtaw
wtay
wtb
wtb168
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/31 1:01:22