openings相关论文
Rock mass damage at great depths near underground openings is often of a zonal character.However,the classical elastopla......
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......
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......
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......
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,......
Height limitations are not uncommon in multi-storey buildings due to economic requirements and esthetical considerations......