发布时间:2025-02-05 01:19:27
有两种办法:1轴网网:先把轴网全部放到基坑,然后用尺子量测
2.用经纬仪和卷尺,(全站仪最好)根据已知轴线和坐标点,用三角原理(角度的和距离)测量
春天必玩的文艺diy将花草封存在书签里唯美浪漫儿童也可以轻松上手
2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27 2025-02-05 01:19:27