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- Concrete carbonization is one of the main causes of reinforcement corrosion in reinforced concrete structures. 混凝土碳化是引起钢筋混凝土结构中钢筋锈蚀的主要原因之一。
- First the cellular automata model based on the concrete carbonation mechanism is presented. 首先根据混凝土碳化的机理建立了细胞自动机模型。
- Then the paper compiles the program to predict the depth of the concrete carbonization with MATLAB and analyses the rule of the concrete carbonization. 其次，根据选定的网络结构用MATLAB语言编写了预测混凝土碳化深度的程序，并利用人工神经网络模型分析了混凝土的碳化规律。
- The cellular automata, this new method is used in the research on the concrete carbonation and the aggregate distribution effect. 本文采用细胞自动机这一新颖的方法对混凝土的碳化问题及碳化的骨料分布效应进行了研究。
- The main investigation includes grouting compactness of prestressed ducts, concrete cover width of box girders, concrete carbonation depth and position of prestressed ducts etc. 调查的主要内容包括预应力孔道压浆密实程度、普通钢筋的保护层厚度、混凝土碳化深度以及预应力孔道位置等。
- Based on plenty of engineering identrfication data, the pattern of concrete carbonization in reinforced concrete structure under every environment was studied. 摘要本文基于大量工程鉴定资料对各种环境下的钢筋混凝土结构混凝土碳化规律进行了分析。
- Based on concrete carbonation model and rust corrosion model, the reliability and the time dependent failure probability of tunnel lining are analyzed by Monte Carlo stochastic finite element method. 摘要基于混凝土碳化随机模型和钢筋锈蚀模型，利用蒙特卡洛随机有限元的方法计算了既有隧道衬砌可靠度和基准期内的失效概率；
- The concrete walls are reinforced with steel rods. 混凝土墙是用钢筋加固的。
- By the computational method of carbonation depth, the carbonation depth and the carbonized time relations are obtained.The concrete carbonation depth according to the testing datum is forecasted. 由碳化深度的计算方法,得到了碳化深度与碳化时间的关系,根据实验数据对混凝土的碳化深度进行了预测。
- We need a hoist to lift the concrete blocks. 我们需要一台起重机来吊起混凝土块。
- The machine rests on a bed of concrete. 机器安装在混凝土基座上。
- That new concrete building is an abomination. 那座新混凝土建筑是个讨厌的东西。
- The road was paved with concrete. 路面由混凝土铺成。
- Have you got any concrete proposals? 你有没有具体的建议呢?
- The house is made of stone, not concrete. 那房子是石造的，不是混凝土造的。
- Tom tumbled over and hit his head on the concrete. 汤姆摔倒，头撞到水泥地。
- The statue rests on a bed of concrete. 这座雕像立在混凝土的基座上。
- The front of the house was faced with concrete. 房屋正面涂著一层混凝土。
- In the concrete, the theory is far from perfect. 实际上,这一理论远远不够完善。
- These buildings are made of concrete and steel. 这些房屋是用钢筋混凝土建成的。
