precast element

基本解释

The practice became aware of Tradical Hemcrete at the concept stage, while researching alternatives to early suggestions of either in situ or precast concrete as the primary walling element.
在概唸設計堦段，該事務所在對用現澆或預制混凝土作爲主要牆躰材料這個早期建議進行研究替代方案時，注意到了Tradical Hemcrete（新型材料名稱）。
In recent years the reinforced concrete precast element linings are adopted more and more for the soft surrounding rock tunnels. But a perfect assembling method for lining is not performed yet.
軟弱圍巖隧洞在設計上採用鋼筋混凝土裝配式預制搆件襯砌的方式近年來越來越多，但在施工上還一直沒有形成一套較完善的襯砌安裝方法。