水泥石预拌混凝土最基本的成分。
我们现在向你们报50公吨预拌混凝土。
Now we are offering you 50 metric tons of premixed concrete.
新拌混凝土在开始几天和几周时间内强度增长很快。
Fresh concrete gains strength most rapidly during the first few days and weeks.
但物理激发对新拌混凝土工作性造成一定的不利影响。
But physical excitation has a bad effect on the workability of fresh concrete.
细沙石是预拌混凝土、沥青和灰泥中不可或缺的成分。
Aggregates are an indispensable ingredient in ready-mix concrete, asphalt, and mortar.
废弃混凝土经回收后可作为再生骨料配制成新拌混凝土。
Demolished concrete could be recovered and then used as reclaimed aggregate to make new concrete batch.
新拌混凝土的一系列性质可以用流变特征及其流变参数描述。
A series of properties of fresh concrete can be described by the rheological characteristics and their parameters.
新拌混凝土水灰比的检测是推断混凝土早期强度的重要方法。
The measurement for water cement ratio of fresh concrete is an important method for estimating the early strength of concrete.
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.
影响预拌混凝土质量的因素有很多，既有技术上的因素，也有管理上的因素。
There are a lot of factors which influence premixed concrete quality both in technique and management.
本文结合施工现场实际情况，就如何控制施工现场自拌混凝土质量谈几点意见。
This article proposes several recommendations on how to control the quality of in-site mixed concrete based on the actual conditions in job site.
力求通过简便可行的检验，其结果能够与新拌混凝土的性能有很好的相关关系。
These testing method should be operated easily and testing data should correspond with the property of fresh concrete.
搅拌是混凝土生产工艺中的关键工序，直接关系到预拌混凝土生产的质量和效率。
As the key working procedure in concrete production, mixing quality and productivity are affect seriously by mixing mode.
本文介绍了一种智能化的新拌混凝土水灰比快速测量系统、测量原理及系统组成。
In this paper, an intellect measure system and the measuring method about water cement ratio of fresh concrete are introduced.
公司生产和销售水泥、预拌混凝土、石膏墙板、集料、沥青和相关的产品及服务。
We produce and sell cement, ready-mixed concrete, gypsum wallboard, aggregates, asphalt, and related products and services.
本发明公开了一种侧限条件下新拌混凝土体积压缩系数的测试装置及其测试方法。
The invention discloses a testing device of the volume compression coefficient of freshly mixed concrete under a side-limit condition and a testing method thereof.
采用超细粉砂与机制砂复配制备预拌混凝土，研究了其工作性、力学性能和抗渗性。
This study deals with the research on the preparation and properties of premixing concrete with the ultrafine sand and machine-made sand.
美国水泥需求量三季度已经下降了19%，预拌混凝土下降了30%，骨料下降了31%。
US cement volumes had fallen 19% in the third quarter. Readymix has fallen 30% and aggregates 31%.
二是控制新拌混凝土的和易性，如果混凝土离析泌水，严格控制振捣时间，必须适时进行复振。
The second is control of workability of fresh concrete, if concrete isolation secretion of water, strictly control the vibration time, vibration rehabilitation must be timely.
试验结果表明：一定颗粒分布的石灰石粉能改善新拌混凝土的流动性能，减少泌水率及缩短凝结时间。
It is shown that the limestone powder with appropriate particle distribution can improve the fluidity of concrete, reduce bleeding rate and shorten the setting time.
随着市场的不断成熟和客户需求的细化，我们也供应预拌混凝土、商品混凝土和沥青，并提供相关服务。
In increasingly mature markets with specific customer needs, we also offer ready-mix concrete, concrete goods and asphalt, including associated services.
从新拌混凝土的质量要求和主要性能指标出发， 对相应的水泥性能指标及检验方法的建立提出了建议。
These testing method should be operated easily and testing data should correspond with the property of fresh concrete. Key words: ready- mix concrete;
若将预拌混凝土的生产与泵送施工相结合，利用混凝土搅拌运输车进行中间运送，可实现混凝土的连续泵送和浇注。
It can realize the pump transport and concrete agitation continuously by corresponding with concrete produce and pump construction, and using the concrete agitation truck to transport the concrete.
文章在工程实践的基础上，对影响混凝土强度的诸多因素进行了分析与归纳，以引起预拌混凝土和工程建设各方注意。
Based on the construction practice, the article analyzes and concludes the factors which influence the premixed concrete strength to call the attention of the different building members.
它们对水泥净浆和新拌混凝土的工作性的影响有所不同，此外掺加两类减水剂的硬化产物的力学性能和微观结构也具有很大差别。
However, there are large distinctions between the influences of the two types to the workability of cement paste and fresh concrete, the mechanical properties and microstructure of hardened concrete.
混凝土采用预拌混凝土，混凝土用搅拌运输车送至施工现场后用混凝土输送泵压送至模板内，其摊铺厚度应高于设计厚度15～20%。
The concrete are pre-mixed concrete, delivered to site with mixer car and then pumped into forms. The paving thickness shall be 15~20% higher than the designed value.
在预拌混凝土的生产中混凝土的凝结时间是一项重要的技术指标 ，本文试图讨论用水量、水灰比、粉煤灰和外加剂等因素对混凝土凝结时间的影响。
A new concept called "liquid water-cement ratio" and its formula are advanced, which can be used to evaluate liquid water amount in the concrete mixed with antifreezer at negative temperature.
混凝土浇筑成型后，其拌合水不可以损失，应采用完美湿养护，防止形成失水缺陷。
The perfect wet curing follows the growing law of concrete at early age to prevent it from forming flaws.
碾压式沥青混凝土心墙，是将热拌后的沥青混合料按一定的厚度摊铺在铺筑部位上，然后用适当的振动碾碾压成型。
Roller compacted asphalt concrete core wall is built by spreading hot-mixed asphalt concrete with a certain thickness and then shaping-rolled by vibratory roller.
结合工程实践，介绍了钢纤维混凝土的配料组成、拌制办法、施工要求，并对其进行了经济分析。
Based on the practical construction, this paper introduces share-out constitution, mixing method, construction demand of steel-fiber concrete, and it makes an economic analysis.
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