Experiment results show that,in order to facilitate concrete strength development,when lowering the concrete water to binder ratio,coarse aggregate with smaller maximum size should be adopted,and vise verse.
试验结果表明:从提高混凝土强度的角度,随着混凝土水胶比的降低,其胶凝材料用量增大,同时,宜采用最大粒径较小的粗集料,反之亦然。
By analyzing the relationship between the maximum size,structural course thickness and the mix- ture performance of bituminous mixture,this article tested the porosities and performance of several kinds of bituminous mixtures with different thickness,and pro- posed some feasible suggestions.
本文通过分析沥青混合料的最大粒径、结构层厚度与混合料性能之间的关系,对几种不同厚度的沥青混合料的空隙率及其性能进行了测试,提出一些可行性建议。
The distributions of droplet diameters in various operating conditions were measured,and maximum stable drop diameter and sauter mean diameter were calculated based on the experimental data.
实验测定了在不同温度和转速条件下油滴的粒径分布以及最大稳定粒径,并采用以Voigt模型为基础的理论对最大稳定粒径进行了计算。
Furthermore,the principle and way of improvement has been put forward when the method is introduced into different nominal maximum size grading.
结合实际工程将Superpave配合比设计方法与贝雷法的CA比检验和FA比检验引入沥青混合料集料级配设计中,并根据我国实际情况提出适合AC的控制点和禁区范围及利用贝雷法对集料级配进行合理调整的标准,同时提出不同公称最大粒径级配引入此方法的改进原则和途径,可使AC配合比设计更加具有目的性和针对性。
This paper analyses some key design factors of SMA,such as nominal maximum aggregate size,aggregate gradation,asphalt binder and some important volume parameters.
分析了沥青玛蹄脂碎石混合料(SMA)设计的关键因素:最大公称粒径、集料级配、沥青结合料以及一些重要的体积参数。
The ratio of layer thickness to nominal maximum aggregate size (NMAS) is further discussed in this paper using domestic and international project cases and research results.
本文通过国内外的工程实例和研究成果对沥青混合料层厚度与最大公称粒径比这一问题做了进一步的探讨,说明了选择足够的层厚度与最大公称粒径比对路面压实度乃至路面使用性能的意义。
In current paper,influence of the maximum aggregate size,concrete strength,volume fraction of steel fibers and fiber length on the flexural toughnes of steel fiber reinforced concrete(SFRC)was studied by the numbers.
本文系统研究了最大骨料粒径、混凝土强度等级、钢纤维掺量和纤维长度等因素对钢纤维混凝土的抗弯韧性的影响。
nominal maximum size of aggregate
骨料的额定最大粒径
size-decline curves
最大粒径-递变层高度曲线
Densitometry was used to calculate peak particle diameters.
使用密度计去推算粒孚的最大直径。
Prediction of Droplet Size Distribution in Spray of Air-Blast Nozzle Using Maximum Entropy Principle
最大熵原理预测气流式喷嘴雾化液滴粒径分布
The Research on The Chloride Penetration Resistance of Concrete with Maximal Aggregate Size is 40mm
最大骨料粒径为40mm的混凝土抗氯盐性能评价方法研究
Effect of Particle Size on Avalanche in the Chute;
颗粒直径大小对凹槽颗粒崩塌的影响
Study on Aerosol Number Concentration, Size Distribution and the Particle Formation and Growth Process;
大气颗粒物个数浓度、粒径分布及颗粒物生成
The study on PSO algorithm to seek shortest path on curved surface;
曲面最短路径的粒子群优化算法研究
Study of Relations between Coal Dust Size and Minimum Ignition Temperature
煤尘粒径与最低着火温度的关系研究
Hydrogen, the simplest atom, has a diameter of approximately 10-8 centimeters, ten thousand times greater than its constituent particles.
氢原子是最简单的原子，它的直径大约是10^-8厘米，这要比组成它的粒子大了一万倍。
competence of stream
河流搬运最大颗粒能力
The Sources of Size-Fractionated Air Pollution Particulates in Winter in DaLian City
大连市冬季不同粒径中大气污染颗粒物的来源
radial gap of double-cone ring
双锥环的最大半径间隙
maximum reach at ground level
停机面最大挖掘半径
maximum opening diameter without reinforcement
不另行补强的最大孔径
All sharp corners to have 0.01 Max. Radii.
所有尖角最大半径0.01
ALL INSIDE CORNERS TO BE .38 RADIUS MAX
所有内角最大半径0.38
Determination of Filling Criteria of Large Grain-size Coarse Materials for Dam and Construction Control
大粒径粗粒坝料填筑标准的确定及施工控制