钢筋混凝土的

The size description method is studied on corrosion pits of steel bar in R. C. member by macro battery corrosion, a two dimension model of macro battery corrosion pits size of steel bar in R. C. member is presented in this paper.

本文对混凝土中的钢筋经受宏电池锈蚀并因此产生局部锈坑的描述方法进行了研究，提出了钢筋宏电池腐蚀锈坑尺寸的二维模型。

They refer to the load-bearing and bracing components of non-reinforced, reinforced and prestressed concrete with a close-grained texture.

2这里指的是有细晶粒结构的无钢筋加固，有钢筋加固和预应力混凝土制作的承载和支撑部件。

In this article,the author introduces some technologies used in Tanghe inverted siphon body construction,such as formwork technology,steel bar connection technology,water stop strap installation technology,construction joints settlement and concrete pouring method.

介绍唐河倒虹吸管身混凝土施工过程中的模板技术、钢筋连接新技术、止水带安装、施工缝留置及混凝土浇筑方法。

Construction is prohibited in the drag wire reinforced, is strictly prohibited to be dumped into the concrete platform on the wire to prevent workers will shovel concrete wire tackle leakage.

施工中严禁在电线上拖拉钢筋，严禁将混凝土倾倒在操作平台的电线上，以防工人铲混凝土时将电线铲断漏电。

During the temperature rise period caused by the hydration of cement and followed temperature drop stage, the reinforcing bar was mostly under a compressive state.

输水隧洞衬砌混凝土试验结果表明，施工期钢筋的应力一般都不大，在自重应力形成后主要是随混凝土温度而变化。

Based on the mechanism of gas diffusion,factors that influence gas diffusion in concrete are analysed.

混凝土碳化速度与钢筋锈蚀速率主要取决于气体在混凝土中的传输速率。

The plank is thick to return should with concrete mark number(the stone anticipate mark number), go together with the amount of Jin match so choice the plank be thick should note concrete mark number and reinforcing bar grade.

板厚还应和混凝土标号、配筋的数量配合所以选择板厚时应注明混凝土标号和钢筋等级。

In Cl－ solution the corrosion of the iron array electrode covered with concrete in deferent deeps occurred first where the concrete covered was thin.

不同深处混凝土/钢筋界面腐蚀优先发生在混凝土覆盖较浅的部位。

A crack in the tension zone of the concrete implies that some slip has occurred between the steel reinforcement and the surrounding concrete.

在混凝土受拉区出现裂缝意味着钢筋与周围的混凝土之间产生了一些滑移。

Key Words shaft kiln cement,rotary kiln cement,durability of concrete

本文采用立窑水泥和回转窑水泥配制同一等级(C30)混凝土，对混凝土耐久性能中的抗渗性、抗冻性、收缩性、抗碳化和钢筋锈蚀五项性能进行了对比研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。