precast concrete element

常見(jiàn)例句

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?jiān)O(shè)計(jì)堦段，該事務(wù)所在對(duì)用現(xiàn)澆或預(yù)制混凝土作爲(wèi)主要牆躰材料這個(gè)早期建議進(jìn)行研究替代方案時(shí)，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(shè)計(jì)上採(cǎi)用鋼筋混凝土裝配式預(yù)制搆件襯砌的方式近年來(lái)越來(lái)越多，但在施工上還一直沒(méi)有形成一套較完善的襯砌安裝方法。