骨料

运用数字图形处理DIP技术研究了骨料的粒形特征，并采用球度和扁平比两个参数作为其粒形特征参数。

Here is a research on the aggregate 's characteristic sizes by digital image processing DIP method .

受氧化镁（MgO）污染的骨料反应对混凝土造成的损害类似于碱碳酸盐反应。

Aggregate reaction polluted by MgO whose harm to concrete is similar to alkali carbonate reaction .

小骨料混凝土双K断裂参数的试验测定

Experimental measurement of double-K fracture parameters of concrete with small size aggregate

在此主要介绍软X射线显微术在水泥碱骨料反应机理研究以及水泥中钙分布分析的优势。

The applications of soft X-ray microscopy in study of alkali-aggregate reaction and calcium distribution in cement were introduced .

骨料最大粒径Dmax对COD无明显影响。

And , the maximum aggregate diameter has no obvious effect on COD .

EPS骨料对轻质保温材料性能的影响

Influence of EPS Aggregate on Properties of Light-Weight Thermal Insulation Material

EPS轻骨料混凝土剪力墙体系墙体保温技术分析

Analysis on insulation technology of EPS light aggregate concrete shearing wall system

Q反映新拌混凝土中砂浆的体积与粗骨料紧密堆积时产生的空隙体积的比值；

One is Q , the ratio of voids content of coarse aggregates to the volume of mortar .

DIP技术在单粒径骨料粒形参数与其架构型式相关性研究中的应用

Application of DIP Method in Research on the Relativity between the Single-particle-sized Coarse Aggregate Shaping Parameter and Its Framework Form

最后利用ANSYS分析栓钉抗剪刚度对不同强度等级的轻骨料混凝土组合梁的性能影响。

Finally analysis of the use of ANSYS nail bolt shear stiffness of different intensity levels of lightweight aggregate concrete properties of composite beams .

以α-Al2O3粉末为骨料，以聚乙烯醇（PVA）作粘接剂和成孔剂，采用塑性挤压成型技术和固态粒子烧结法制备氧化铝多孔陶瓷支撑体。

A porous ceramic support comprising alumina and PVA ( polyvinyl alcohol ) was prepared by extrusion and solid sintering .

高性能轻骨料（HLA）具有独立的微小球形气孔，强度高而吸水率低，即使在真空或压力条件下，吸水率仅为5%；

? High performance lightweight aggregate ( WA ) has disconnected spherical pores , low water absorption and high compressive strength .

不同外加物对喷枪浇注料性能的影响：高膨胀骨料可以改善浇注料的热震性等，本试验结果证明红柱石和SiC的引入效果较好。

Test results on the influence of different additives on castable performance of spray gun shows that andalusite and SiC will improve thermal shock resistant .

结果表明，镁铬耐火材料的骨料不同，Al2O3对其烧结性能和致密化的影响也不一样。

The results show that the effects of alumina on the sintering properties and densification of different magnesia-chrome refractories are also different .

含碱外加剂对混凝土碱&骨料反应（AAR）的影响试验研究

The Experimental Research of the Effect of Alkaline Admixtures on AAR of Concrete

X-Ray和SEM实验结果表明，纳米二氧化硅能够明显改善混凝土中骨料与浆体的过渡界面结构，从微观角度有力地证明了纳米二氧化硅对混凝土各项性能的影响。

The results from X-Ray and SEM showed that NS can obviously improved the interfacial transition zone between aggregate and paste , which can be evidence to the influences of NS on concrete properties .

EPS（聚苯乙烯泡沫塑料）混凝土是一种新型轻质、保温墙体材料，是以废弃的聚苯乙烯泡沫塑料（EPS）骨料和水泥为主要成分。

Polystyrene concrete is a new style , light weight and thermal insulation wall material , which is mainly made up of polystyrene foam plastics aggregate and cement .

针对目前现状，我们在RPC中掺加碎石等粗骨料取代一部分石英砂，在对其受力性能影响不大的情况下降低其使用成本。

For the present situation , we RPC mixed with gravel and other coarse aggregate , in the performance of its small force to lower the cost of its use .

钢纤维增强混凝土（SFRC）是由细骨料、粗骨料、乱向分布的钢纤维和水泥浆所组成。

Steel fiber reinforced concrete ( SFRC ) is made of hydraulic cements containing fine aggregate , coarse aggregate , and with randomly oriented steel fibers .

试验结果一致表明了该砂岩骨料具有潜在的ASR活性，其碱活性主要来自于玉髓状微晶石英和波状消光石英。

The experimental results congruously show that the sandstone aggregate is alkali-silica reactive , and the reactivity mainly results from chalcedonic microcrystalline quartz and undulated extinction quartz .

用天然活性骨料和石英玻璃骨料研究了粉煤灰与沸石的复合对碱-硅酸反应（ASR）的影响。

The combined effect of natural zeolite and fly ash on alkali-silica reaction ( ASR ) of concrete was studied with natural alkali-reactive aggregate and quartz glass aggregate respectively .

测定不同分形维数的级配骨料对混凝土试件的28d强度的影响，并结合实际工程案例进行研究。

The effect of grading aggregate with different fractal dimension on concrete sample strength at 28 days is tested . The practical construction is studied .

骨料的抑制作用是混凝土材料表现出弹塑性特征的关键因素，也使得SHPB试验测得的混凝土动态响应曲线呈现振荡。

The derepression of aggregates is the key factor that the concrete has the elastoplastic behavior , and also the main reason that the dynamic response curves vibrate during the SHPB experiment .

设计了电荷电压转换器的频响试验，试验曲线与理论曲线吻合良好。（2）基于正压电效应设计一种可用于RC结构地震压应力监测的压电智能骨料。

A frequency response test of charge-voltage converter is designed and the test curve is in good agreement with the theoretical one . ( 2 ) The piezoelectric smart aggregate for monitoring the RC structure seismic stress response is designed based on the piezoelectric effect .

以特级焦宝石为骨料，将αAl2O3、SiO2及红柱石等超细粉添加于基质中，以纯铝酸钙水泥为结合剂，开发出40、45浇注料。

Castables of brands 40 # and 45 # were developed using special grade Jiao Bao Shi as aggregate , pure calcium aluminate cement as binder and adding ultrafine powders of α Al 2O 3 , SiO 2 and andalusite into the matrix .

高强轻骨料混凝土（HSLWC）的收缩性能是预应力HSLWC结构设计的重要参数。

Shrinkage of high strength lightweight aggregate concrete ( HSLWC ) is an important parameter for the design of prestressed HSLWC structures .

42.5R水泥，选用优质的骨料，掺入活性掺合料、高性能减水剂制备出强度等级为C60～C80的混凝土，并适于泵送工艺。

42.5 cement produced by Qinhuangdao Asano Cement Mill Ltd. , adopting quality aggregate , active admixtures and high perfomance water reducing agent , which is fit for delivery by pumping .

通过试验研究了高强度再生骨料对混凝土基本性能的影响，成功地配制出塌落度为245mm，28d强度达54.9MPa的再生混凝土。

By testing the influence of high strength recycled aggregate on basic performance of concrete , a new recycled concrete whose slump is 245 mm and strength has reached to 54.9 MPa with 28d is successfully proportioned .

采用多元回归分析方法，建立了再生骨料混凝土强度与胶水比、再生骨料掺量及UFA掺量的经验公式。

Three empirical equations describing the relationship between strength of RAC and binder - water ratio , and percentage of recycled aggregate ( RA ), and UFA content respectively were put forward by multivariate regression analysis .

尼尔基水利枢纽骨料加工与混凝土拌和工程，是向尼尔基水利枢纽主体工程提供成品混凝土的工程，混凝土总量为105.13万m3，施工期为5a，每年仅可施工6个月。

The finished concrete which the principle part of the aggregate processing and concrete mixing words . The gross of the concrete is 105.13 × 104 m3 , concrete period is 5 years , and construction of concrete will be conducted for 6 months every year .