deep level excavation
常见例句
- The paper elaborated the application of level deep-hole blasting for excavation project in city.
阐述了水平深孔爆破在城区石方开挖中的应用，并初步探讨了水平孔爆破的破岩机理。 - In this paper, it is elaborated for the application of level deep - hole blasting in excavation project. The construction method and technique economy is analyzed.
阐述水平深孔爆破在城区石方平基和沟槽等爆破开挖中的应用，并就施工中的方法和技术经济指标进行了分析比较。 返回 deep level excavation