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- underwater concrete crack 水下混凝土裂缝
- Underwater concrete can be used in reinforcement and repair of dams. 水下混凝土可推广应用于大坝水下加固或修复工程。
- There are lots of testacean aquatics attached to the underwater concrete surfaces of the spiral casing and draft tube in Shaxikou hydropower station. 沙溪口水电站水下蜗壳及尾水管混凝土表面附着较多的贝壳类水生物,水下混凝土侵蚀严重,影响水工建筑物的安全运行。
- Concrete Crack; Neural Network; Gray Theory; Relational degree Analysis; Crake width forecast. 01混凝土裂缝;神经网络;灰色理论;知识表示模式;关联度分析;裂缝宽度预测
- So updating ideals and planning before construction and impersonal attitude for concrete crack is more important. 主张观念的更新、施工前的策划和对裂缝问题处理的客观态度。
- First of all, the paper introduces the history and researches of Non-dispersive Underwater Concrete (NDC), and summarize the NDC application technology also. 本文首先介绍了水下不分散混凝土的发展历史和研究现况,对水下不分散混凝土的应用技术做了简要的概括。
- As to bridge structure, the concrete crack is concentrating representation of bridge bug, and it also is the most familiar disease of bridge. 对于桥梁结构而言,混凝土裂缝是桥梁缺陷的集中表现,也是桥梁最常见的病害。
- This paper analyzes the cause of large concrete crack in the construction engineering, and puts forward preventive measures. 摘要文章分析了建筑工程中大体积混凝土裂缝产生的原因,提出了预防措施。
- This paper analyzes the characteristics of large pump concrete and the cause of Concrete crack, provides corresponding prevention measures. 摘要文章分析泵送混凝土特点及大体积混凝土裂缝产生的原因,提出防治措施。
- This paper presents a new technique and new material for underwater concrete patching on tidal reach,which is characterized by low cost,simple construction,convenient operation and good effect. 介绍一种用于水下、潮差段混凝土修补的新材料和新技术,该技术造价低,施工简单,可操作性强,效果良好。
- The construction method of west anchorage of suspension bridge of Yangtse River Egongyan Bridge in Chongqing and technology of anchoring mass concrete is introduced in detail,the main measure protecting from mass concrete crack is given. 详细介绍了长江鹅公岩大桥悬索桥西锚碇的施工方法及锚体大体积混凝土的施工工艺 ,介绍了防止大体积砼产生裂缝的主要措施
- Concrete cracking is one of the reasons for leaking in underground works. 混凝土裂缝是地下工程渗漏的重要原因之一。
- Applied Study on Nondispersible Underwater Concrete 水下不分散混凝的应用研究
- deep underwater concrete mixing pile 深层水泥搅拌桩
- non-disperse underwater concrete 水下不分散混凝土
- underwater concrete cast in place pile 水下混凝土灌注桩
- underwater concrete cast-in-place pile 水下混凝土灌注桩
- underwater concrete construction within cofferdam 围堰内水下混凝土施工
- It was showed that under the transverse tension, high stress concentration and even concrete cracks would appear on the oblique webs of the model. 研究表明,在张拉横向预应力钢束以后,主梁边箱斜腹板中部会出现高拉应力区以及混凝土裂缝。
- Cause for Hydraulic Concrete Crack and Its Control 水工混凝土裂缝成因分析与控制措施