成拱,Arching
1)Arching[英]["ɑ:t?i?][美]["ɑrt???]成拱
1.Crowd behavior phenomena,saying arching and jamming,could be observed after certain critical points.结果可以清晰地观察到人群流动过程中的绕流障碍物现象,以及由于障碍物存在导致疏散通道附近人群滞留与成拱现象。
2.This paper deals with the technique of horizontal churning guncreting arching and influence of technique parameters on churning guncreting.介绍了水平旋喷成拱工艺 ,分析了工艺参数对旋喷的影响 ,并采用该方法在鞍子河电站成功地进行了工程施工 ,为软弱地层隧道预衬砌提供了一个新途
3.The characteristics of two kinds of silty clays in shallow-buried large-span soil-layered tunnel,which are soft-plastic and hard-plastic soils,are studied using centrifugal model test;and the main deformation characteristics are discussed through the unconfined compression strength,rebound and arching capabilities.采用离心试验手段研究浅埋大跨度土质隧道中软塑和硬可塑2种粉质黏土的特性,从土体的无侧限抗压强度、回弹量以及成拱能力等方面探讨土体的主要变形特征,分析其对隧道施工稳定性的影响,进而提出开挖和支护时应注意的问题。
英文短句/例句
1.arched: Forming an arch or a curve like that of an arch.拱形结构的: 形成拱或类似于拱的曲线。
2.Forming an arch or a curve like that of an arch.拱形结构的形成拱或类似于拱的曲线
3.To cause to form an arch or similar curve.使成拱形使形成拱或类似曲线
4.constructed with or in the form of an arch or arches.形成拱形结构或以拱形结构的形式。
5.The ceiling was groined.天花板被建设成拱形。
6.The rainbow arches the heavens.虹在天上弯成拱形。
7.A bright rainbow arched above.彩虹在天上弯成拱形。
8.The sky arches overhead.天空在上边成拱形。
9.One of the wedge-shaped stones forming the curved parts of an arch or a vaulted ceiling.拱楔块用于形成拱或穹窿的曲线部分的楔形石头中的一块
10.The Research and Apllication of Forming Arch Rib for Construction Control of Concrete-Filled Steel Tubular Arch Bridge with Long Span;大跨度钢管混凝土拱桥成拱过程施工控制技术的研究及应用
11.The trees arched over the path.树枝连成拱顶遮盖在小径之上。
12.Trees overarched the road.树木在路的上方形成拱形。
13.closed off and arcaded the narrow street.将那条窄街封闭并装顶成拱廊
14.Tall trees arched across the river.高大的树木成拱形横跨过那条河.
15.an arch that is formed with more than one concentric row of voussoirs.由多个同心拱石构成的拱。
16.Cause Analysis of Arch Ring of 120m Concrete Box Arch Bridge120m混凝土箱型拱桥拱圈裂缝成因分析
17.an arch formed in a continuous curve.形成一个完美曲线的拱。
18.An arcade divided into ten bays.分成十隔间的连环拱
相关短句/例句
arch cold forming冷弯成拱
1.Thearch cold forming is a new technique in the filed of cold forming.以彩色薄板为原料 ,用冷弯成型法生产拱型建筑型材 (简称冷弯成拱 )是冷弯型钢生产领域的新技术、新发展。
3)arching mechanism成拱机理
1.As the main material in constructing dams,arching mechanism in compacted rockfill is aways the focus of safety problem in compacted rockfiu dams.针对碾压堆石体的特殊施工工艺对涪陵城区移民迁建防护工程的碾压堆石体成拱机理进行了理论研究 ,并用FLAC有限差分程序对成拱机理进行了数值分析 ,结果表明碾压堆石体在一段时间的沉降之后的确可形成压力拱 ,压力拱正上方的土压力值小于两侧土压力 ,并承担部分上覆土层的自重及外加荷
4)arching capacity成拱能力
1.This paper discusses thearching capacity of Shanghai clay by a series of centrifugal model tests modeling the drainage tunnel under the Huang Pu River.针对用于上海污水外排的黄浦江底隧道工程，通过土工离心模拟试验，探讨了上海粘土的成拱能力。
5)arching effect成拱效应
1.Based on the soil plasticity and limit analysis and with thearching effect taken into consideration,the failure mode of soil mass of short rigid retaining walls is presented and the upper value of soil pressure is deduced.在塑性极限分析理论的基础上,结合成拱效应提出了短刚性挡土墙后土体的破坏模式,导出了作用在其上土压力的上限值,并通过例子进行了计算;另外,也对柔性挡土墙在设计计算中存在的问题进行了论述。
6)compound arch合成拱
延伸阅读
成环加成聚合分子式：CAS号：性质：又称环化聚合。多官能团单体在聚合过程中生成主链含有环状结构的聚合称为成环聚合。成环聚合又可分为缩聚成环和加聚成环两类。当分子内存在两个以上非共轭双键的烯类单体(如二甲基二烯丙基溴化铵)时，其链增长反应是发生在分子内的双键之间的加成反应，生成具有环状结构的聚合物，这种聚合就是成环加成聚合。
