precise leveling

基本解释

To improve the precision of vertical axis of large precise cinetheodolite, a high stiffness base and a deformable leveling mechanism are adopted.
为提高大型精密电影经纬仪的垂直轴系精度，采用高刚度底座和可变形调平机构。
To determine the relative positions of them, the GPS technique, traditional direction and range survey, and precise leveling are adopted in this paper.
本文采用GPS技术及常规的方向、距离和精密水准测量对三个站进行了空间归心测量。
Theoretic study and experiment show that the new method solves the problem which simplex GPS leveling can't connect different height systems and so it is an effectively precise method.
理论研究和实验表明，新方法克服了单纯GPS水准无法连接不同高程系统的困难，是一种有效的高精度方法。

They can be precise--they could take out a radar installation on a building without leveling the building.
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