This paper researches mainly drawing system for tower CAD.
针对塔器CAD图形系统进行了研究。
This paper mainly introduces the main tower structure design and the main tower construction.
本文主要介绍主塔结构设计及主塔施工。
The construction technique of bridge deck mobile tower crane was introduced in this paper.
介绍桥面移动塔吊施工工法，该工法采用移动塔吊与移动模架联合施工。
The construction technique of bridge deck mobile tower crane was introduced in this paper.
介绍桥面移动塔吊施工工法，该工法采用移动塔吊与移动模架联合施工。
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