“visual zenith plummet”的概念、定义、翻译、参考文献-科学参考

单词	visual zenith plummet
释义	visual zenith plummet Encyclopedia 工学大地测量仪器释 visual zenith plummet目视天顶仪将望远镜的视准轴与铅垂线重合，通过目镜观察，向天顶方向确定铅垂线的测量仪器。
随便看	baseband baseband layer baseband transmission baseband transmission technique base block baseboard base bra base catalyzed reactions base category base-centered lattice base-centered monoclinic lattice base-centered orthorhombic lattice base change base-change morphism base-change theorem Base-Chaudhuri-Hocquenghem code base circle base circle of inversion base correction base course base curve base degree based energy expenditure based homeomorphism based homotopy

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