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Terms for subject Technology containing 方向 观测法 | all forms | in specified order only
ChineseEnglish
全圆方向观测法method of direction observation in rounds
全圆方向观测法close of horizon
方向观测平差法directional method of adjustment
方向观测法method of directional observation
方向观测法method of direction observation
水平角方向观测法direction method of measuring horizontal angles