OPENINGS相关论文
Rock mass damage at great depths near underground openings is often of a zonal character.However,the classical elastopla......
通过一榀１／４比例的钢筋混凝土上部开洞剪力墙转换大梁结构模型的试验研究，探讨该种梁式转换层结构的受力特征和破坏机理，同时，对上部开洞......
寻全高速公路为上跨105国道,105国道为一条重要的运输道路,施工时,需设置棚洞,目前门洞的类型较多,本着经济的原则,本项目采用小直......
针对钢筋混凝土梁与钢管混凝土柱的穿筋连接形式,研究了钢管开穿筋小孔及加固对钢管混凝土柱抗震性能的影响。对于未开孔、开孔和......
根据工程实际情况,需要在正在使用的钢梁上开洞,为减少开洞对整体结构的影响,需采用＂冷开洞＂的方式,即切割施工温度不超过300℃。通......
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对北Ming河铁矿基建施工中各种岩性及支护形式进行了总结，实践并推广了以组合梁为主的锚喷网支护理论，合理确定了北Ming河铁矿巷道支......
讨论了交换群G的幂集P（G）上开启算子的构造问题，找到了一般开启算子可表示为若干基本开启算子复合的条件：定义了算子的下控开启算子：并......
对中心开口的碳纤维复合材料层板的插导铺设非对称补强进行了孔边应力集中，应变分布、层间应力、损伤和强度特性的实验研究和理论分......
Rock mass damage at great depths near underground openings is often of a zonal character. However, theclassical elastopl......
Rock mass damage at great depths near underground openings is often of a zonal character. However, theclassical elastopl......
Rockburst,earthquake and blasting cause some dynamic loads on rock support and rock reinforcement system.Elements of roc......
本文推导了工业建筑中常见的“肥梁胖柱”型框架在杆件开洞情况下的单元刚度矩阵;探讨了杆件开洞位置对整个框架的影响。......
针对压力容器开孔与开孔补强设计计算,介绍了等面积补强法。基于《压力容器》GB/T 150—2011的规定,对标准中等面积法补强计算和参......
灯盏坪S304跨线桥现浇箱梁采用满堂支架就地整体浇筑施工,满堂支架采用WDJ碗扣式结构,下垫枕木,用可调底座、顶托调整标高,跨路部......
钢筋混凝土梁开孔是工程中的常见问题,根据国内外开孔梁研究的部分成果,分析了开孔梁受力破坏的机理,结合自身工作实践就开孔梁的......
本文通过对门洞加上门帘前后的采暖能耗对比,表明门帘是一种能够简单有效地节约资金和节能减排的建筑设施;门帘尤其适于公用建筑的......
Leaching experiments on metakaolin show that the final Al extraction ratio reached in a batch reaction is strikingly inf......
Quantifying the thermal damping effect in underground vertical shafts using the nonlinear autoregres
As air descends the intake shaft,its infrastructure,lining and the strata will emit heat during the night when the intak......
以南京钟山琵琶湖景区联谊会所工程为例,提出了风景区建筑的设计原则;并在案例中尝试“敞”、“隐”、“聚”、“融”等设计手法,......
According to the purpose of the opening and the structural designer, the shape of the web opening is decided. It is too ......
Height limitations are not uncommon in multi-storey buildings due to economic requirements and esthetical considerations......
Numerical simulation of roof cavings in several Kuzbass mines using finite-difference continuum dama
An essential stage of mine design is an estimation of the steps of the first and periodic roof caving in longwall mines.......
