“elevation mask”的概念、定义、翻译、参考文献-科学参考

单词	elevation mask
释义	elevation mask Encyclopedia 工学载波相位测量释 cut-off angle；elevation mask截止高度角全球导航卫星系统（GNSS）观测时仅跟踪或进行数据处理时仅处理某一设定卫星高度角以上视域内的卫星数据，此卫星高度角即为截止高度角。
随便看	nine-j symbol nine keep nine kinds of preventions of archives Nine Laments Nine Lesser Chief Ministers nine-link lantern Nine Malawian Plays Nine Military Towns of Ili Nine Miss Nine Monks Nine Monks's Collected Poems Nine Mountains School of Seon Buddhism Nine Nights nine old men in Huichang period Nine Pacification Commissions nine palace lattice composition nine-point center nine point circle nine-point circle nine-point conic Nine Punishments nine rank system Nine Rivers nine-six supplementation and draining method Nine Songs

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