Lifting the sub的意思|示意

The lifting construction projects is the construction activities in a very important sub-projects, it has unique technical characteristics, while also considerable risks.

建设工程的起重吊装是施工活动中的一个极其重要的分项工程，它具有独特的技术特点，同时也有相当的风险性。

The article studies the sub-hydraulic lifting scaffold in high-rise building design, calculation and application, and to pay for a flight in the Office building Project as an example to elaborate.

本文主要研究了分体液压升降爬架在高层建筑工程中的设计、计算与应用，并以中交一航局办公大楼工程为例进行阐述。