installation accuracy

The dome roof thermal chemical settlement tank internal structure parts are complicated members. Its weight is large, its installation accuracy requirement is high and its quality requirement is strict.

热化学拱顶沉降罐的内部构件结构复杂，吨位较大，且安装精度高、质量要求严格。

The properties of installation and adjustment of large spherical antenna panel are analyzed. A calculation method for quantity of adjustment of antenna panel is given to improve the adjustment efficiency and installation accuracy.

分析了大型球面天线面板的安装调整特点，提出了一种天线面板的切向和法向调整量优化计算方法，以提高天线面板的调整效率和装配精度。

The installation of the miter gate for Three Gorges Permanent Lock has the characteristics of big construction difficulty, high installation accuracy requirements and many assembly parts.

三峡永久船闸人字门安装具有施工技术难度大、总装精度要求高、安装部件多而杂等特点。