measurement mark meaning in Chinese

体积标志

The construction techniques for as - cast - finish concrete wall of units no . 15 - no . 18 in right bank powerhouse of three - gorges project was introduced , including measurement mark testing , sheathing board construction , steel bar construction , concrete pouring , and so on
摘要从测量标识测设、模板施工、钢筋施工、混凝土浇筑等几个方面介绍了三峡右岸电站厂房15 ~ 18号机组主厂房墙体清水混凝土墙施工技术。
In the fvcmm proposed in this paper , a special designed rectangular grid mark is required to be attached to the surface of the object . the grid nodes on the surface are treated as measurement marks . the 3 - dimensional coordinates of these grid nodes are calculated through processing the grid images which captured by four cameras
本论文提出的基于网格标记的四目视觉坐标测量系统的模型首先需要在被测量物体上覆盖一层特殊的网格，把网格点作为测量特征点来处理，通过对带有网格标记的图象对的处理、计算，得到网格点的三维坐标。