水在混凝土梁里面的管道流动,进入天花板的冷水散热器,冷空气从天花板的冷水散热器散发到上班人员的头上。
The water flows in ducts through concrete beams, and cool air descends upon the toiling masses from cold water radiators in the ceilings.
从流变学原理出发,分析泵送混凝土在输送管道内的流动特性和压力变化情况。
According to the rheology theory, flow characteristics and pressure fluctuation of pumped concrete in conveying pipe are analyzed.
在建筑外流动的空间配备有雕花混凝土阶梯,阶梯通过体量里的空白区域上升,而且将院落和低处的海滨相连接。
Circulation areas outside the building feature sculptural concrete stairs that rise through openings in the volume and connect the courtyard to the lower laying waterfront.
本文对理想流体、浓浮流体和混凝土在输送管道中的流动形态,进行了扼要分析,并对泵送阻力运算作了概述。
The flow pattern of ideal fluid, dense floating fluid and wet concrete in conveying tube are briefly analyzed in this paper. The calculation of pumping resistance is also introduced.
影响自密实混凝土流动性能的因素多而复杂。
The factors that affect the flowing property of self-compacting concrete are much and complex.
通过大量实验阐述了RPC -活性粉末混凝土配制过程中,各种组分对其浆体流动性和硬化体强度的影响,就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated, at the same time, we discussed the mechanism.
混凝土混合物致密、高流动性,使用灰色水泥和熔渣来获得浅灰色装饰,并且满足LEED标准。
The concrete mix was a dense, high fluid self-consolidating mix, using grey cement and slag to achieve a light grey finish and meet LEED standards.
萘系与三聚氰胺系减水率较低,在低水灰比下流动性较差且坍落度损失较大,不利于商品混凝土的运输和施工。
Serials of naphthalin and tripolycyanamide have low water reducing efficiency, bad flow degree under low water cement ratio and sharp loss of concrete slump.
介绍了高强、大流动度混凝土配合比设计及应用实例。
In this paper, the design of proportioning ratio and the application of concrete with high strength and large flowing ability were introduced.
并且由于其具有FDN缓释效果,还能有效延长水泥的净浆流动度,减少混凝土坍落度的经时损失。
Besides, it effectively maintains fluidity of cement paste and decreases concrete slump loss which is attributed to absorption effect of zeolite to FDN.
利用三电场粉煤灰可配制高流动性大掺量粉煤灰高强混凝土。
The high strength concrete with high proportions of fly ash and large slump may be prepared by using this good guality fly ash.
本文论述了通过掺加矿物掺合料、高效减水剂的技术途径,利用机制砂作为混凝土的细集料,在实验室配制出了大流动性的高强机制砂混凝土。
By the means of adding mineral admixture and high-range water reducer, this article used the manufactured sand as the fine aggregate to produce the high strength flowing manufactured sand concrete.
主要研究了聚丙烯纤维(PPF)对磷酸盐混凝土性能如流动性、可操作时间、抗折和抗压强度的影响。
Effects of polypropylene fiber (PPF) on properties of phosphate cement-based concrete, such as flowability, operable time, flexural and compressive strength were investigated.
利用IR表征了其结构,并考察了产品对水泥净浆流动度和混凝土减水率的影响。
Structure of superplasticizer was characterized by IR and effects of the product on fluidity of cement paste and water reduction for concrete were investigated.
运用流变学深入分析了混凝土在输送管内的流动状态,建立了混凝土在输送管道中流动时的动态模型;
The flowing state of pumping concrete is analyzed using the rheology theory, and the dynamic model of flowing concrete in pipeline is established.
目前,混凝土特别是大流动性混凝土容易产生早期裂缝。
Presently, concrete especially high flowing concrete can easily crack at early ages.
在泵送混凝土中掺外加剂,能增加拌合物的流动性并降低泵送混凝土坍落度经时损失。
Mixing admixture in the pumped concrete can increase the mobility of mixture and reduce pumped concrete slump loses through time.
增粘剂的采用是保证大流动性轻骨料混凝土具有优良性能的关键。
Adoption of viscous agent is a key technique to ensure lightweight aggregate concrete with big fluidity to have good performances.
结果表明,利用合成产品的无泌水水泥净浆流动度的保持性能可以定性判定合成产品在保持混凝土坍落度方面的能力。
The results show that the ability of the synthesis production to control the slump loss can be qualitatively determined through the ability to keep the fluidity of cement paste without bleeding.
精心研究并在文科楼应用的高流态混凝土在施工中具有良好的流动性、抗分离性、间隙通过性和填充性。
The high flowing concrete using in art building projects has good fluidity, anti separation quality, passing quality through gaps and filling characteristic.
料斗全新设计,采用16锰钢焊制,耐磨;混凝土在料斗内流动性和吸入性好。
The hopper is newly designed and welded with wear – resistant 16Mn steel; The concrete in the hopper has a good flowing and absorbency performance.
通过大量实验阐述了RPC-活性粉末混凝土配制过程中 ,各种组分对其浆体流动性和硬化体强度的影响 ,就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated , at the same time, we discussed the mechanism.
本文着重介绍采用以破碎卵石为粗骨料配制大流动性泵送c 60混凝土技术应用。
The paper mainly introduced the application technology of the pumping high strength concrete (C60) which takes crushed gravel as coarse aggregate with big fluidity.
本文测试了矿渣细度对高强混凝土流动性和抗压强度的影响。
The effect of fineness of slag on the workability and compressive strength of HSC is tested.
目前的路基通风一般采用路基内预埋实体混凝土管或PVC管,管壁不能透风,主要通过管内空气流动和热传导方式达到冷却路基的目的。
At present, the ventilation pipes are generally made by concrete or PVC without holes on the pipe walls, whose cooling effects are realized by airflow and heat transference.
设计模板和结点是为了支撑混凝土的临时流动压力。
The forms and ties are designed to withstand the temporary fluid pressure of the concrete.
采用速溶高分子聚合物,制成低流动性损失水下混凝土用抗分散剂,并进行抗分散性、流动性损失试验。
Anti dispersion agent for low fluidity loss underwater concrete was prepared with soluble high molecular polymer and tests on anti dispersion and fluidity loss were carried out.
钻孔灌注桩水下混凝土配制的关键是要求流动性要好。
The key point in making underwater concrete of drill hole grouting pile is that it requires high fluidity.
研究了具有高流动性的流态混凝土的配比、流动性、早期裂纹扩展、强度、收缩、碳化和抗冻融性,这种混凝土无论在成本上还是性能上都是非常可行的。
Mixture proportions, flowability, crack propagation at early ages, strength, shrinkage, carbonation and the freezing and thawing resistance of flowing concrete with high flowability were investigated.
研究了钢渣、硅粉掺量对混凝土强度与流动性的影响以及钢渣、硅粉混凝土强度规律。
It was studied that the effect of the quantity of steel slag and silica fume on concrete strength and fluidity as well as the rule of the strength of concrete with steel slag and silica fume.
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