文章简要介绍了碾压砼的施工技术。
This article hereby introduces rolled concrete construction technology.
对公路砼施工有一定的参考价值。
Highway construction of concrete is of some reference value.
技术经济效果更好的钢筋砼结构体系。
Better technical and economic effects of reinforced concrete structure.
一般造价低于砼价格，低于或接近浆砌石价格。
General cost is lower than the price of concrete, lower than or close to the price of masonry.
因此，对于高强砼局部承压问题的研究是十分重要的。
It is most important to research into the local pressure for high-strength concrete.
摘要：砼冬季施工的重要性，砼冬施在工程中的应用。
Abstract: the importance of winter concrete construction, concrete construction in winter in the application in engineering.
水泥砼面层以抗折强度作为强度检验和评定的首要指标。
Bending strength is a critical index for inspection and evaluation of cement concrete facing.
本合同段控制性关键工程是预应力砼连续组合箱梁的施工。
The controlled crucial works for this contract section is the construction for the prestressed concrete continuous combined box beam.
钢筋砼景观水池及挡墙；水池及挡墙下基础(包括桩基)。
Reinforced concrete landscape pool and retaining wall; foundations of pool and retaining wall (including pile foundations).
本文简单介绍了水泥砼路面的质量保证措施及主要影响因素。
This paper briefly introduces quality guarantee measurements of cement concrete pavement and mainly effect factor.
施工时在砼中加入膨胀型外加剂，增强砼模板刚度与砼养护。
In construction we add expansion admixtures to the concrete, strengthen concrete formworks and maintenance of the concrete.
本文还对大掺量粉煤灰砼的研究及应用提出了一些建设性意见。
The paper also presents some constructive opinions for research and use of fly ash concrete.
钢管初应力对钢管砼拱桥承载力影响一直是工程界关注的问题。
The problem of the effect on the initial stress to the bearing capacity of the concrete-filled steel tube (CFST)arch bridge are constantly concerned by bridge engineers.
如向上泵送则必须先关闭截止阀，防止砼倒流，然后拆下出料管。
Such as pumping up you must turn off valve to prevent backflow of concrete, then removed the feed tube.
具有良好的分散性，可明显改善混凝土的和易性，提高砼的强度。
It has great dispersibility and can improve the workability and strength of concrete.
本文对水泥砼路面施工破坏的原因进行分析，并提出及防治措施。
This paper analyzes the causes of cement concrete pavement construction damage, and proposes the control measures.
大体积砼水化热裂缝虽然不可避免，但是通过合理手段是可以控制的。
Though the crack of big-volume concrete is not avoid, using reasonable method can control it.
同时针对水利工程中石膏溶蚀以及对砼的腐蚀性提出了相应的防治措施。
At the same time the corresponding measures to dissolution of gypsum and erodent character to the concrete in the hydro-engineering are put forward.
需对某水电站内的钢筋砼墙及砼块体进行爆破拆除，爆破环境条件复杂。
The reinforced concrete wall and blocks in a hydropower station were demolished by blasting in complicated surroundings.
文章针对大体积砼产生裂缝的控制，论述了钢筋砼承受变形应力的特点。
According to the control of cracks in large concrete, this paper discusses the characteristics of reinforced concrete under deformation stress.
即使在微小变形条件下，砼材料也具有非线性性质，不是理想的弹性材料。
And even in condition of tiny deformation, the concrete material is not perfect elastic but nonlinear.
砼综合蓄热法施工已被广泛应用，本文重点分析关于几种方法的合理选择。
The comprehensive thermos method has been widely used. In this paper, it is analyzed how to select the construction methods for concrete.
在大、中型水电建设工程中，砼生产都采用自动化砼拌和楼系统来完成的。
In a large or a middle water and electricity project, automatic concrete mixing plant system is used to produce concrete.
清洗系统：大功率清洗水泵，能迅速、方便地对臂架砼配管及料斗进行清洗。
Cleaning system: cleaning pump with great power can clean the concrete piping of crane and hopper swiftly and conveniently.
通过比较介绍煤灰砼在结构耐久性中所起的作用，展望粉煤灰砼的发展前景。
By comparing and introducing the effect of fly ash concrete in durability of structure, forecasts the develop prospect of fly ash concrete.
根据沥青砼路面施工中不同工艺阶段，论述了沥青砼路面平整度的控制要点。
According to different craft stages under bituminous pavement construction, discusses the important point of controlling the planeness of bituminous pavement.
本文介绍大成公司在砼生产中的质量控制和砼生产的管理经验，供同行参考。
The paper introduces the quality control and management experience of Japan DachengCompany in the alkaline production for the reference of the colleagues.
本文通过车辙试验讨论了衡量沥青砼热稳性的两个指标：动稳定度和相对变形。
This paper discusses the two indexes, dynamic stability and relative deformation, that evaluate the high temperature stability of the asphalt mixture by rutting test.
分析造成水泥砼路面裂缝的原因，从施工与角度提出了防止水泥砼路面裂缝的措施。
The paper introduces the cause of cement concrete road crack, and presents the measures to prevent cement concrete road crack.
文中着重阐述了清水砼表面光泽退化的原因分析及采取措施保持清水砼表面长久光泽。
The article mainly analyses the causes that make dry concrete surface fading, and takes measures to keep the dry concrete luster for ever.
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