查询词典 prestressed concrete

It is a important method in structural analysis that simulating prestressed concrete structure using finite element method.

用有限元方法模拟预应力混凝土结构，是进行结构分析计算时的一种重要手段。

From the beginning of the 1930s, there has been prestressed concrete.

从三十年代开始，出现了预应力混凝土。

But recently little research of externally prestressed concrete bridges is carried out in our country.

体外预应力结构在许多国家得到了广泛的应用，且已经引起了国内桥梁界的广泛关注，然而目前国内对体外预应力混凝土桥梁的设计方法的研究还很少。

With the rapid development of technology and communication, the long span prestressed concrete bridge is used widely for its advantage.

随着科学技术和交通事业的发展，大跨径预应力混凝土桥型以其独特的优势被广泛采用。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。

The development of reinforced and prestressed concrete has given engineers other important materials for bridge building.

被加强的和钢筋混凝土的8.The发展给了工程师桥梁工程的其他重要材料。

This thesis promotes the research on work mechanism and design theory of prestressed concrete pipe pile, so it is of important theoretical and practical significance.

本文的研究进一步揭示了预应力混凝土管桩的作用机理，完善了其设计计算的理论，具有重要的理论及工程实际意义。

In virtue of the particular advantages, the prestressed concrete structure has developed rapidly for recent tens of years.

由于预应力混凝土结构有其独特的优越性，所以在近几十年来得到了迅猛发展。

For this reduction, the safety and life of prestressed concrete structure will be influenced.

但由于国内外的预应力混凝土结构应用历史尚短，系统的预应力混凝土结构抗冻性能研究较少。

With the increasing of long span prestressed concrete bridge adopting cantilever erection construction method, more and more attention are paid to the correlative geometry control theory and practice of long span continuous box girder.

随着采用悬臂拼装施工的大跨度预应力混凝土梁桥的不断增多，与其相关的大跨度连续箱梁悬臂拼装施工线形控制理论和实践日益受到关注。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐