查询词典 concrete layer

The calculation of parameter m_0,that is the amount of CO_2 absorbed by unit volume of concrete completely carbonated,was proposed by the analysis of concrete hydration process and carbonation mechanism,and the simplification formula of fly ash concrete applied in practice was suggested.The calculation of another important parameter D_e,that is the effective diffusion coefficient,was also proposed on the basis of the mechanism gas diffusion in concrete.

通过对混凝土水化过程、碳化机理的深入分析，提出了模型参数——完全碳化时单位体积混凝土吸收二氧化碳的量m_0的计算方法，并给出了工程中常用粉煤灰混凝土的简化实用公式；基于气体在混凝土中扩散机理的分析，给出了另一个重要的模型参数——二氧化碳在混凝土中有效扩散系数D_e的计算公式。

Based upon experimental study the advantages of double-admixing concrete with micro-powder of slag and ground fly ash in the application of mass concrete and high-performance concrete,which provide good references for the promotion of FS double-admixing concrete.

通过试验研究，阐述了矿渣微粉和磨细粉煤灰双掺混凝土在大体积混凝土以及高强混凝土中的应用优势，并列举了具体的实例加以验证，为FS双掺的推广奠定了基础。

The iron array electrode covered with concrete as a new electrochemical technique is applied to map the potential imaging and to investigate on the iron electrode corrosion process under concrete: In Cl- solution the corrosion of the iron array electrode covered with concrete had been prevented for a short term since the concrete protection, but the corrosion still occurreed and developed after immersed for a long time.

由于混凝土的隔离和高绝缘性，常规的电化学技术、微探针扫描技术均难于获得在腐蚀介质的浸泡下混凝土/钢筋界面，特别是不同深处的混凝土/钢筋界面的电位分布。本文提出用阵列电极法并结合电子技术和微机控制技术，获得同一水平面上混凝土/钢筋界面以及不同深处的混凝土/钢筋界面的电位分布立体信息图。

In order to investigate the physical mechanical and shrinkage properties of rubber concrete,and to invent a effective method to improve the strength of rubber concrete,this paper researched the influence of rubber crumb proportion on concrete strength,and the shrinkages of different rubber concretes were compared by employing regular concrete testing methods.

为了探讨橡胶集料混凝土的物理力学及收缩性能，寻求改善橡胶集料混凝土强度的方法，采用常规的普通混凝土物理性能实验方法研究了橡胶掺量对混凝土强度的影响，比较了不同橡胶集料混凝土的收缩情况，考察了可再分散胶粉对混凝土性能的影响。

The main products has:§105mm -§1000mm large, medium and small diameter concrete, granite, marble, diamond saw blade;§20mm -§300mm hollow thin-walled diamond bit; various sizes of single-phase, three-phase drill reinforced concrete and concrete strength Qing Java machine, concrete pavement cutting machine and vibration rammers, petrol rammers, reinforcing steel cutting machine, bending machine, tamping machines and other frogs.

主要产品有：ф105mm--ф1000mm大、中、小直径混凝土、花岗岩、大理石、金刚石锯片；ф20mm--ф300mm金刚石空心薄壁钻头；各种规格单相、三相钢筋混凝土钻孔机以及混凝土强力清渣机，混凝土路面切割机和振动冲击夯，汽油冲击夯、钢筋切断机、弯曲机、蛙夯机等。

In order to enlarge applied field of autoclaved aerated concrete block, China engineering building standardization association sent down "A class Autoclaved aerated concrete block and brickwork structure technology rules". The rules point out definitely building autoclaved aerated concrete block tier building can only use A class Autoclaved aerated concrete block.

为了将蒸压加气混凝土砌块推广应用至具有节能、抗震保障的多层承重建筑，扩大应用领域，以求得加气混凝土行业的更大发展，中国工程建设标准化协会砌体结构委员会已下达了，《A类蒸压加气混凝土砌块砌体结构技术规程》，规程将明确指出建造加气混凝土砌块多层房屋只能用A类蒸压加气混凝土砌块。

Basically, a composite concrete deck consists of a concrete top slab, flanked on each side by concrete main beam s, and a concrete middle beam .

组合混凝土梁的基本构成是顶部为混凝土平面，两侧为混凝土主梁，中间为混凝土中梁。

Through a comparison test on the performance of waterproof agents for as- phalt concrete pavement,the article con- cludes that the waterproof agent used in bituminous concrete can effectively seal and block the internal hole of bituminous concrete,and keep the humidity from ente- ring the inner part of concrete....

文章通过对沥青混凝土路面防水剂防水性能进行对比试验，表明沥青混凝土防水剂可以有效的封堵沥青混凝土内部孔隙，防止水分进入混凝土内部，可以起到防水路面水损害的作用，同时指出沥青混凝土防水剂对路面抗滑性能存在负面影响等应注意的问题。

In a market economy, enterprises must attach great importance to technological progress, and to take practical actions to achieve universal adoption of concrete admixtures; scored with ribbed steel bars of variable cross-section to replace the glossy steel as the production of prestressed Concrete products and reinforced concrete products, reinforced; concrete mixing system to the early realization of microcomputer control; by roll welding machine to replace the hand-made steel skeleton of banding; centrifugal molding, product testing, as well as a phase of water pressure of the pressurized pipe to achieve the conservation process of automatic control ; vigorously promote energy conservation, etc.

在市场经济条件下，企业必须高度重视技术进步，并采取可行的措施，尽快实现普遍采用混凝土外加剂；用带肋刻痕的变截面钢筋取代光面钢筋作为生产预应力混凝土制品和钢筋混凝土制品的配筋；混凝土搅拌系统要尽早实现微机控制；用滚焊机取代手工绑扎制作钢筋骨架；离心成型、产品水压检验以及一阶段制管的加压养护过程实现自动控制；大力推广节能养护窑等等。

The unbonded partially prestressed concrete flat-beam frame structure has been used in the practice project in our country, but the aseismatic study of this structure is not perfect at present, study on theory is lagged behind the demand of engineering apply. It has important theoretic meaning and applied value to go deep into the examinational study about the prestressed concrete flat-beam frame structures.This thesis sums up the study of the RC flat-beam frame structure, the PC frame structure, the steel-fiber concrete, the performance of the steel-fiber concrete and its influence to the seismic resistance of the frame.

近年来国内已经开始在实际工程中采用无粘结部分预应力混凝土扁梁框架结构，但是目前对这种结构形式的抗震研究工作还不完善，理论研究已滞后于工程应用的需要，因此深入进行扁梁框架结构的研究，在经济合理的情况下确保该结构的抗震安全性具有重要的理论意义和应用价值。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。