您要查找的是不是:
- heavy section highway tunnel 大断面公路隧道
- With the rapid development of highway,the big section highway tunnel takes a new step forward,which promotes more advanced challenges and requestion to tunnel's design and construction technique. 随着高速公路的迅速发展,大断面公路隧道也跨上了一个新台阶,相应地对隧道设计和施工技术也提出了更高的挑战和要求。
- four-lane section highway tunnel 4车道公路隧道
- Luopanji highway tunnel, adopt one shape full of cracks cutting scheme, make better project result, realize the whole section first plain noodles blow up and excavate shaping. 罗盘基高速公路隧道,采用一字形龟裂掏槽方案,均取得了较好的工程效果,实现了全断面一次光面爆破开挖成型。
- In mountainous highway tunnel,ventilator chambers are usually needed. 山地公路隧道中,出于通风等需要,往往需要设置风机洞室群。
- Furthermore, the application of the design method in Dandong-Benxi highway tunnel construction is introduced. 同时介绍该设计方法在丹东至本溪公路隧道工程中的应用。
- The results are helpful for designing and construction of intersection of main tunnel and adit in major highway tunnel. 研究结论对长大公路隧道设计、施工横通道,有一定参考价值。
- With the particularity of highway tunnel space structure, lane fire safety accidents frequently occur and bring the great harm. 高速公路隧道空间的结构具有特殊性,在其内行车火灾事故经常发生,且危害巨大。
- Hollow,soild,tapered heavy section precision pieces, the section of them are round,rectangle,square. 产品说明 : 空心,实心,多台阶大型轴类精锻件,截面形状可为圆形,方形,矩形等。
- Nanjing Xuanwu Tunnel,a subaqueous highway tunnel in the centre of the city is a typical geoengineering project in vulnerable environment. 南京玄武湖隧道,既在城市中心,又在水下,是脆弱环境下典型的地质工程。
- CHEN Zhong.Introduction of intersection design of adit and highway tunnel[J].Journal of Science &Technology Communication,2000,(1):1-4. [2]陈中.;公路隧道行车横洞与正洞交叉连接部的设计简介[J]
- The validity of the apparatus to the research on the solidification behavior of ductile iron with heavy section was verified. 验证了这一装置对于厚大断面球铁铸件研究的有效性。
- One is highway tunnel, another is railroad channel, 2 plan each has his strong point, still do not have formal tendentiousness to choose. 一套为公路隧道 ,另一套为铁路隧道 ,二套方案各有千秋 ,尚无正式的倾向性选择。
- By training and check up of the stylebook, it is feasible to determine the highway tunnel"s lock masses and support design. 通过对样本库的训练检验,对于公路隧道围岩类别的划分和支护设计参数的预测取得了满意的效果。
- The method to using spindle steel scrap as alloying additives to produce low-alloyed cast iron for some heavy section castings was investigated. 研究了利用废锭子钢作为合金元素添加料生产低合金铸铁的方法,并将该铸铁用于制造造纸机烘缸、真空泵叶轮、龙筋加工自动线床身等厚壁高强度铸件。
- The watching center of expressway managing network is neither the substitute for watching center of each section highway,nor the simple centralizing of all watching center of section highway. 高速公路路网监控中心不是对各路段监控中心的替代,也不是各路段监控中心功能的简单集中。
- In order to study fire in the highway tunnel with natural ventilation orifices, proportional model was produced on the basis of the tunnel prototype. 摘要为了研究设有自然通风口的公路隧道内火灾行为,按隧道原型制作了比例模型。
- In this paper, the effects of magnesium tablet, rare earth magnesium and mixed nodulizer on heavy section ductile iron are studied under the simulating test condition. 在模拟大断面球铁试验条件下,研究了低硅镁团块、稀土镁硅合金及混合球化剂对大断面球铁石墨形态的影响。
- At last, on the base of above research, The Inspecting Management System of the Highway Tunnel Quality, IMSHTQ, is compiled with the visual language DELPHI. 最后,在上述研究的基础上运用Delphi语言编制了出了一套公路隧道工程质量检测管理系统IMSHTQ(The Inspecting Management System of the HighwayTunnel Quality)。
- For lining seepage water of highway tunnel,the paper discussed how to strengthen waterproof,drainage design and construction quality control for reference. 隧道衬砌渗漏水是公路隧道的通病,应引起重视,在施工中应加强防排水设计与施工质量的管理。