查询词典 ash

In order to cement, sand, fly ash, powder as raw materials such as foam concrete production.

以水泥、细沙、粉煤灰、石粉等为原料的泡沫混凝土生产。

In order to cement, sand, fly ash, stone powder as raw materials such as foam concrete production.

以水泥、细沙、粉煤灰、石粉等为原料的泡沫混凝土生产。

New wall materials with cement, sand stone, fly ash, carbide-based, product life and the same clay brick.

新型围墙的原料以水泥、石沙、粉煤灰、石渣为主，产品寿命与粘土砖相同。

Hill sand can be used in producing high performance concrete of hill sand based on the research of high strength concrete of hill sand, hydro-concrete of hill sand and the usage of fly ash.

本研究课题是在已成功研制并实际应用的C60高强山砂混凝土的基础上，结合对微细活性掺合料性质的理论认识，充分利用贵州当地的混凝土材料，并掺入微细活性掺合料，研制一种新型的高性能混凝土，即山砂高性能混凝土。

This paper presented the influence of water∶cement ratio,fly ash,sand ratio,the pre-wetting time of lightweight aggregate on the mechanical properties of high strength lightweight concrete.

研究了水胶比、粉煤灰掺量、砂率和陶粒预湿时间对高强轻集料混凝土力学性能的影响。

Natural sand and gravel is plentiful in our country, but in most time it is used in sub-base. In order to make use of the resource and control the cost, The paper introduced lime-ash fly stabilized sand and gravel and cement stabilized sand and gravel which are used in base of second road asphalt pavement.

我国天然砂砾蕴藏丰富，但多用于底基层和垫层，为充分利用资源、控制成本，本文对天然砂砾在二级公路沥青路面二灰砂砾和水泥稳定砂砾基层的应用进行了研究。

Main raw material is fly ash, sand, slag, slag, powder, produced by the finished grade slabs reached 100 - 150 of the country to promote a duty-free products, trusted by the user.

主要原料有粉煤灰、河沙、炉渣、矿渣、石粉等，所生产的成品砖标号达到 100 － 150 号，是国家推广的一项免税产品，深受用户之信赖。

Based on the tests in laboratory on the concrete composed of manufactured sand and fly ash,the relationships of the strength of concrete and the binder to water ratio are analyzed by the method of liner regression and the coefficient values of α-a and α-b are determined respectively.

根据实验室内进行的人工砂混凝土和人工砂粉煤灰混凝土配合比试验结果，采用线性回归统计分析了人工砂混凝土和人工砂粉煤灰混凝土强度与水灰比的关系，求出αa，αb系数。

I plant products can be used sand, stone, fly ash, cinder, coal gangue various tail slag processing and other industrial waste into a variety of new wall materials.

我厂产品均可采用砂、石、粉煤灰、煤渣、煤矸石各种尾矿渣等工业废料加工成各种新型墙体材料。

Based on the calculation methods of nominal water-cement ratio of mortar and average paste thickness of standard sand provided by authors, the nonlinear relation between fluidity of mortar and nominal water-cement ratio of mortar , average paste thickness of standard sand, fly ash-binder ratio was established by using artificial neural network.

在给出水泥胶砂名义水灰比和标准砂平均浆体厚度计算方法的基础上，采用人工神经网络方法，建立了水泥胶砂流动度与水泥胶砂名义水灰比、标准砂平均浆体厚度、粉煤灰与胶凝材料用量比之间的非线性映射关系。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。