中文摘要：

分析了长大构件吊装运输载荷的特点,研究了吊点优化选择方法,解决了长大构件多点吊装、运输的载荷计算问题。

英文摘要：

The paper analyzes characteristics of loads when lifting and transporting long and large components,with research on the methods of optimal selection of lifting points,which can resolve certain problems in load calculation of multi-point lifting and transportation of long and large components.