网站首页
词典首页
请输入您要查询的英文单词：
单词
selective availability, SA
释义
selective availability, SA
网络
选择可用性
网络释义
1.
选择可用性
SPS是基于C/A码，受到
选择可用性
（
Selective Availability-SA
）保护。它是通过把轨道参数变坏和卫星钟参数抖动结合起来， …
www.zhinengjiaotong.com
例句
随便看
knowledge society
knowledge sociology
knowledge source
knowledge space
knowledge specialist
knowledge spillovers
knowledge state
knowledge storage
knowledge structure
knowledge structuring
knowledge subsystem
knowledge support system
knowledge synthesis
knowledge system
knowledge systems laboratory
knowledge test
knowledge theory
knowledge transfer
knowledge transformation
knowledge tree
knowledge type
knowledge understanding
knowledge use
knowledge utilization
knowledge utilization system
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2025/8/8 18:59:13