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The result of this paper has reference value of structure strengthening engineers and researchers in reinforced concrete.

本文的分析方法对从事混凝土结构加固补强施工和设计的工程科研人员具有一定的参考价值。

Since the beginning of the 20th century, reinforced concrete is widely used in various fields of civil engineering.

二十世纪初以来，钢筋混凝土广泛应用于土木工程的各个领域。

Its merged application in reinforced concrete beam, has proved validity of this method and practical value.

其在钢筋混凝土梁归并中的应用，证明了该方法的有效性和实用价值。

Corrosion of reinforcement in concrete is one of the main factors affecting the durability of reinforced concrete structures.

钢筋腐蚀是影响钢筋混凝土结构耐久性的主要影响因素之一，且造成的危害巨大。

So, the research of the steel reinforced concrete structure is very necessary.

开展随机地震作用下的型钢钢筋混凝土结构响应分析是十分必要的。

Since the beginning of the 20th century, reinforced concrete widely used in all fields of civil engineering.

二十世纪初以来，钢筋混凝土广泛应用于土木工程的各个领域。

In recent years,a new type of frame consisting of steel beam and reinforced concrete column has been proposed.

近年来，在组合结构中出现了一种新型的结构形式，即由钢筋混凝土柱和钢梁组成的框架结构。

On this basis, the fatigue reliability of the reinforced concrete bridge was analyzed.

在此基础上对钢筋混凝土桥梁进行疲劳可靠度分析。

The security and reliability of the structural design of reinforced concrete spiral case is proved in this paper.

本文为有针对性地提高水电站蜗壳结构设计的安全性与可靠性提供了依据。

The method of nonlinear analysis of reinforced concrete structure using ADINA is introduced.

介绍了ADINA有限元分析软件在钢筋混凝土结构非线性分析中的应用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。