例句與造句

1. according to the characteristics of engineering geology and supporting design in weak rock tunnel is simulated, in this paper, the influence of system anchoring bolt during construction of large cross-section tunnel in weak rock by three-dimension finite element analysis
   摘要結(jié)合軟弱圍巖隧道工程地質(zhì)和支護設(shè)計特點，應(yīng)用三維數(shù)值方法模擬研究了軟弱圍巖隧道系統(tǒng)錨桿在一次支護中的作用效果。
2. the result shows that system anchoring bolt not only reduces the internal force of primary support and secondary support, hence improves safety of the supporting structure; but also effectively restricts relaxation of surrounding rock, reinforces the surrounding rock, improves safety of the construction
   研究結(jié)果表明，系統(tǒng)錨桿不僅可以大大降低一次支護和二次支護結(jié)構(gòu)的內(nèi)力，提高結(jié)構(gòu)的安全度，而且可以有效抑止隧道周邊圍巖的應(yīng)力松弛，改善周邊圍巖的受力特性，提高施工的安全性。
3. It's difficult to find system anchor bolt in a sentence. 用system anchor bolt造句挺難的