“method of direction observation”的概念、定义、翻译、参考文献-科学参考

单词	method of direction observation
释义	method of direction observation Encyclopedia 工学大地起算数据释 method of direction observation;method by series方向观测法对测站上所有待测目标逐一进行观测，以测得各目标方向值的水平角测量方法。工学角度测量释 method of direction observation方向观测法从起始方向开始依次观测所有方向，从而确定各方向相对于起始方向的水平角的观测方法。
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