常見(jiàn)例句It is a very difficult problem of overbreak in tunnel excavation. 超欠挖一直是隧道開(kāi)挖中遇到的一大難題。Explaining self , overbreak of important woman of chest! 首頁(yè)>>性感MM>>胸大女人的自白,超爆!Inspect the three-point portrait of overbreak of Thailand degeneration Miss! 首頁(yè)>>性感MM>>來(lái)看看泰國(guó)變性小姐的超爆三點(diǎn)寫(xiě)真!This article emphasizes a prediction of overbreak,the unstable wedge, for openings in jointed rock mass. 本文著重于巖體中洞室超挖-不穩(wěn)定楔形體的預(yù)測(cè)。Secondly, the calculation softwares and their characteristics for opening overbreak are analyzed and compared. 其次分析和比較目前現(xiàn)有的針對(duì)洞室超挖的計(jì)算軟件及其特征;Firstly, the basic concept of overbreak in opening, its main cause, and the estimating method are described. 首先,論述洞室超挖的基本概念、主要原因及評(píng)價(jià)方法; 返回 overbreak