摘要:从轨道交通盾构法隧道施工过程中优化创新盾构过站施工工艺,应用滚轮式盾构过站方式,采用滚轮、三角反力支撑,利用盾构机本身推进油缸,使盾构机与后配套整机过站,达到便捷有效的完成盾构过站施工任务的效果。 关键词:轨道交通,盾构过站,滚轮,整机 Abstract: from the rail transit shield tunnel construction method in the pro
Combined hepatocellular-cholangiocarcinoma(CHC) is a rare tumor with poor prognosis,with incidence ranging from 1.0%-4.7% of all primary hepatic tumors.This ent
摘要:在民用建筑工程中,占据着主导地位的混凝土结构会由于种种原因发生裂缝。这些裂缝会严重破坏建筑结构,因此,人们越来越关注民用建筑混凝土结构的裂缝问题。本文就民用建筑混凝土结构裂缝成因及防治措施进行探讨。 关键词:混凝土结构;裂缝危害;沉陷裂缝;灌浆法 Abstract: in the civil engineering, in the dominant position of the con
AIM To understand the interference of carbohydrates absorbance in nucleic acids signals during diagnosis of malignancy using Fourier transform infrared(FTIR) sp