1) big aperture framed bridge
大孔径框构桥
1.
This article elaborates the design and construction on the railway aerial plan of the big aperture framed bridge line,draws up the practical and feasible security guarantees measures,and receives the preferable effect.
论述了大孔径框构桥铁路架空方案的设计及施工,制定了切实可行的安全保证措施,收到了较好的效果。
2) big-aperture box-framed bridge
大孔径箱桥
3) long-span bridge structure
大跨径桥梁结构
1.
Simulation analysis of long-span bridge structure during construction based on ANSYS
基于ANSYS的大跨径桥梁结构施工仿真分析
4) frame bridge
框构桥
1.
Through the application of the peak pushing craft in frame bridge in Taiyuan Northwest Central Expressway,it introduced the characteristic,difficulty and control main point of this craft which we should pay attention to construction and supervision process.
通过框构桥顶推工艺在太原西北环高速公路的具体应用,介绍了这种工艺在施工与监理过程中应注意的特点、难点和控制要点。
2.
Research purposes: Nowadays the crossbeam of reinforcement system for track on the I-beams of large-span jack-in frame bridges bears the most load and the calculation of its load bearing capacity is mostly carried out in a two-dimensional way.
研究目的:目前大型顶进式框构桥线路加固体系多以横梁受力为主,对其受力分析通常按平面结构进行计算,但这样就忽略了横抬梁间距大小对加固体系承载力的影响,显然这种结构计算存在一定的缺陷和不足。
5) large-span oblique crossing Frame Bridge
大跨度斜交框构桥
1.
Strengthening and jacking technology of large-span oblique crossing Frame Bridge on existing railway line;
大跨度斜交框构桥既有线路加固及顶进工艺
6) equal diameter opening row
等径孔桥
1.
In addition, presents the principle,method and steps for the strength calculation of the header with nonequal diameter opening row by the calculating program for the header with equal diameter opening row.
对引进的CE公司集箱强度计算程序进行了改进,论述了用现行的等径孔桥集箱强度计算程序计算不等径孔桥的原理、方法和步骤。
补充资料:大孔
分子式:
CAS号:
性质:孔性固体(吸附剂和催化剂)孔的大小与其比表面的大小及吸附质分子的扩散有直接关系。最早由杜比宁提出,后由国际纯化学与应用化学联合会(IUPAC)承认将孔的大小依其缝隙宽度分为三类:大孔(macropores),>50nm;中孔(mesopores),2~50nm;微孔(micropores),<2nm。
CAS号:
性质:孔性固体(吸附剂和催化剂)孔的大小与其比表面的大小及吸附质分子的扩散有直接关系。最早由杜比宁提出,后由国际纯化学与应用化学联合会(IUPAC)承认将孔的大小依其缝隙宽度分为三类:大孔(macropores),>50nm;中孔(mesopores),2~50nm;微孔(micropores),<2nm。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条