摘要
通过对国产3 m普通水准尺进行改装,在隧道内光线不足的情况下,使其能满足隧道内水准测量。实践证明,改装后的隧道洞内专用发光水准尺具有使用方便、节约人力、提高工作效率等优点。
Through to the general domestic 3 m leveling staff being modified, under low-light conditions, so that it can meet standard of measurement inside the tunnel. Through practice, the reset special light leveling staff inside the tunnel, is easy to use, saving manpower, improving efficiency and so on.
出处
《地矿测绘》
2012年第1期27-28,32,共3页
Surveying and Mapping of Geology and Mineral Resources
关键词
隧道工程
发光水准尺
改装方法
tunnel project
light leveling staff
reset method
