在检测的混凝土强度等级较低时，应考虑到这种差异。
It should be considered in examining the concrete of low strength grades.
分析了碎石的质量特性及其与混凝土强度等级、性能之间的制约关系。
We analyse the restricted relations between speciality of crushed stones and the degree of intensity as well as quality of concrete in this essay.
万鑫大厦具有占地面积大，地下室层数多，混凝土强度等级高，结构复杂等特征。
Wanxin mansion has the characteristics of large area, many layer Numbers of basement, high grades of concrete strength and complex structure.
该Y型刚构为变截面结构，配筋密集，混凝土强度等级高、体积大、输送距离长。
The Y-type rigid frame has diverse section and high percentage of reinforcement, moreover, the concrete is required high strength, big volume, and long distance for pumping.
分析了加载角、偏心距、含钢率、混凝土强度等级以及肢长厚比对构件承载力的影响。
Load Angle, eccentric distance, steel ratio, concrete strength grade and length-thickness ratio had been analyzed.
结果表明：混凝土轴拉初裂强度分别随钢纤维体积率的增大和混凝土强度等级的提高而增大。
It shows the axial tension initial cracking strength of concrete increases with the increasing of steel fiber volume ratio and enhancing of concrete strength grade separately.
相同轴压比条件下，构件达到屈服荷载后，构件的承载力和刚度都随混凝土强度等级的增大而提高。
On the condition that same axial compression ratio, bearing capacity and stiffness of RC frame columns increases with concrete strength grade after the construction member achieve yield strength.
在设计规范与工程实践的基础上，着重论述了梁柱节点不同混凝土强度等级在设计和施工中的处理方法。
Based on design criterion and construction practice, the paper presented the method to treat beam - column node concrete with different strength grade in course of design and construction.
试验采用的混凝土强度等级为C25，主要变化参数为初始荷载及加载历史、CFRP加固量、纵筋配筋率、锚固措施等。
Concrete intensive grade is C25, the main variable parameters such as initial load and load history, CFRP amount, reinforcement ratio, anchor measure was adopted.
介绍了高层建筑中 ，在钢筋混凝土框架结构的梁柱节点处 ，混凝土强度等级不同 ，为了方便施工 ，所采取的技术措施。
Some technical methods are used to make construction convenient when different strength grade concrete is used in the joint of beam and column in high building.
结果表明，混凝土的引气量和强度是影响普通混凝土和粉煤灰混凝土抗冻性的决定因素，满足抗冻性要求的引气量取决于相应的混凝土强度等级。
The results indicated that air content and strength of the concrete had significant effects on the freezing and thawing durability of concrete with and without PFA.
为了正确理解和执行现行规范，本文采用对比的方式叙述了这种变化，并导出了对工程非常有用的混凝土强度等级与原规范混凝土标号之间的换算关系。
Now the present code has got considerable changes in concrete grade of strength. In order to understand and put the present code into practice correctly, this paper has stated …
梁柱不同强度等级混凝土分别浇捣进行施工时，要避免邻接面形成冷缝。
When the beam columns with different strength concrete are poured respectively, cracks in the connecting faces should be avoided.
实验中应用的混凝土的强度等级分别为C20和C60，其中粉煤灰的掺量(胶凝材料的质量分数)分别为未掺、10%、20%、30%、40%。
In the test, the strength grade of concrete is C20 and C60, and the cementitious system contains 10%, 20%, 30% and 40% of fly ash in accord with weight.
此外，还计算了不同强度等级的掺与不掺粉煤灰混凝土的物化能耗值。
In addition, the embodied energy of several different strength grades of concrete and fly ash concrete is calculated.
根据统计分析和贝叶斯估计结果，建议了强度等级为C20和C30再生混凝土抗压强度的标准值与标准差的取值。
Based on the results of Bayes estimations, the standard deviations for the compressive strength of RAC with strength grades of C20 and C30 were proposed.
实验对比表明：与强度等级为32 . 5的纯水泥钢渣混凝土对比，掺入钢渣粉的砼强度略有降低，但能改善混凝土的和易性。
By test analysis compared with strength degree 32.5 of cement, strength of steel slag concrete is slightly decreased, but its fluidity is improved.
本文研究了常用强度等级的石灰石石屑代砂混凝土的力学性能，并对各项力学性能指标之间的相关关系进行了统计分析。
The mechanical properties of limestone chip concrete with ordinary strength grade were studied, and the relationships between the mechanical properties were analyzed.
纯弯段无腹筋的高强轻集料钢筋混凝土梁在破坏时表现出较强的脆性，延性要比同一强度等级普通混凝土梁略差。
And reinforced high-strength lightweight concrete beam is less ductile as compared with the normal-weight concrete beam of the same concrete strength.
介绍了一项最新建材专利技术中低强度等级混凝土掺合料技术。
A new building material patent: concrete mixed material with middle and low strength is invented.
测定了采用高强轻骨料配制的强度等级LC30～LC55的结构轻骨料混凝土（LWAC）的应力-应变全曲线。
The whole stress-strain curves of structural lightweight aggregate concrete (LWAC) with strength grade from LC30 to LC55 were obtained experimentally.
可用于各种强度等级的混凝土结构中，其性能与天然骨料没有显著区别。
It can be used in various strength class of concrete structure, and its property has no obvious distinction with natural aggregate.
水泥混凝土路面因其具有强度高、稳定性好以及使用寿命长等优点，所以在高等级公路建设中应用较广泛。
Cement concrete pavement BECause of its high strength, good stability, as well as the advantages of long life, high-grade highway construction in the wider application.
文末，仅通过混凝土立方体抗压强度，建立了不同强度等级混凝土的应力-应变曲线上升段本构关系，该模型结果与试验结果吻合很好。
At the end of the paper, a stress strain response model of different concrete grade has been built only using the compressive strength, and this model coincides well with the experiment results.
着重考察了普通强度等级的新型碱矿渣混凝土抗冻性能。
The frost resistance of a new type of alkali-slag concrete in the ordinary strength was discussed in this paper.
低强度等级混凝土桩(LC桩)由于其工作原理及经济等因素，应用前景十分广泛。
The pile of low strength concrete (LC pile) has very extensive applied foreground because of its working principle AD economic factor.
西部地区河砂匮乏，应用特细山砂和机制砂配制中低强度等级的自密实混凝土是西部地区迫切需要开发的混凝土工程技术。
The sand is lack in the western China, so preparing self-compacting concrete with low and middle strength with Super Fine Mountain Sand and Artifical Sand is necessary.
在不停产的条件下，对结构进行加固，使混凝土强度达到C20、C30强度等级以上，达到预期的使用功能。
The concrete strength can get the C20 or C30 grade when the structure is reinforced in the non-stop condition, which achieves the expected function and notable economic performance.
在不停产的条件下，对结构进行加固，使混凝土强度达到C20、C30强度等级以上，达到预期的使用功能。
The concrete strength can get the C20 or C30 grade when the structure is reinforced in the non-stop condition, which achieves the expected function and notable economic performance.
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