The influence of different superplasticizers on drying shrinkage of mortar with the same water cement ratio and same sand cement ratio was investigated in this article.
通过试验研究了几种类型的高效减水剂在同样水灰比和砂灰比的情况下对砂浆干燥收缩性能的影响。
Professor Edgar Hertwich, the lead author of the report, said: "Animal products cause more damage than [producing] construction minerals such as sand or cement, plastics or metals."
埃德加·赫特维琦教授是这份报告的主要作者，他说：“生产畜产品造成的破坏远大于制造沙石、水泥、塑料或金属材料。”
They used special microfibers, rather than coarse bits of gravel and sand, to strengthen the cement.
他们用特殊的超细纤维来替代粗糙的砂石颗粒，以强化水泥。
“Everybody knew they didn’t have enough cement, ” said Dai Chuanbin, an older man familiar with the project. “So they used a lot of sand.”
一位对这项工程很熟悉的老人戴川宾透露说，“谁都知道这水泥是不够的，施工过程里用了很多的沙子。”
So in the construction industry concrete is the stuff that results when you mix cement with filler material like sand or gravel.
因此在建筑业范围内，混凝土是水泥与沙或沙砾等填充物混合之后的产物。
Harry was coated in sand and cement, but we picked him up and dusted him down.
哈里满身全是沙子和水泥，我们把他扶起来，给他掸掸干净。
HeLuanShi system in engineering field, pressure-blasting machine is mechanism sand, cushion material, asphalt concrete and cement concrete aggregate ideal production equipment.
在工程领域，河卵石制砂机是机制砂、垫层料、沥青混凝土和水泥混凝土骨料的理想生产设备。
USES material not qualified. Such as sand, stone, aggregate quality unqualified; In addition, mostly because cement volume expansion rate is too large (stability serious adverse).
所用材料不合格。如砂、石、集料质量不合格；除此之外，大多数是因为水泥体积膨胀率太大(安定性严重不良)。
In recent years, steel prices decline, while brick, sand, cement and other building materials prices are soaring in price, this is the brick wall on the iron fence has great advantage.
近几年钢材价格下滑，而砖、沙、水泥等建材价格却飞涨，在价格这块铸铁护栏较砖混的围墙就有很大优势。
Also used for mechanism artificially system sand, highway, railway, water conservancy, airports, architecture, cement, refractories, metallurgy industries production quality stone.
同时也是用于机制人工制砂、高等级公路、铁路、水利、机场、建筑、水泥、耐材、治金等行业生产优质石料。
The results indicate that using cement stabilized aeolian sand and macadam as base course for road is feasible.
试验结果表明，水泥稳定风积砂碎石做基层在公路上的应用是可行的。
The essence of concrete framework theory is to deduce the cement dosage of unit volume concrete from frame-mortar ratio, unit water dosage and deviated function of cement-sand ratio.
混凝土架构设计理论的实质，是通过架浆比、单位用水量以及砂灰比偏离三个参数推求单位水泥用量的过程。
We pulverise these to make it powder-like and we mix it with cement and sand and put it in a mould and turn it into concrete products.
我们把这些压成细粉，然后混合在水泥及沙里，之后把它放在一个模盒里，作成混凝土制的产品。
It can also be used for crushing of sodium silicate and cement sand.
还可用于水玻璃和水泥自硬砂砂块的破碎。
This paper researches the base made of the cement stability fine sand in materials composition designing, construction and pavement characteristic.
本文对水泥灰土稳定细砂基层结构的材料组成设计、施工工艺及路用性能进行了较为系统的研究。
Finally the results of cement stabilized weathered sand as the subbase of express highway are verified through the tests outdoors.
最后通过实体工程对水泥稳定风化砂作为高等级公路的底基层的效果进行了验证。
The basic carbonation formula and prediction of carbonation of lime sand concrete are similar to those of ordinary cement concrete.
灰砂硅酸盐混凝土碳化的基本方程及预测方法与普通水泥混凝土相似。
Adopting sand pile, plaster pile and cement pile and etc to deal with soft and weak foundation which becomes compound foundation is a common method in foundation treatment.
采用砂石桩、土桩和水泥土桩等处理软弱地基，形成复合地基，是地基处理中常用的一种方法。
Radon from building materials such as granite, brick sand, cement and gypsum and the like, in particular, contain elements of natural stone and easy to release radon.
氡主要来自建筑材料，如花岗岩、砖砂、水泥及石膏之类，特别是含有放射性元素的天然石材，易释放出氡。
In order to improve crack resistance of concrete, test and analysis are made on the influence of mineral compositions of cement on brittleness of sand grout.
为了提高混凝土的抗裂性能，本文主要从水泥矿物成分对砂浆脆性的影响进行试验研究分析。
This paper introduces the construction technology of synthetical steady sand with cement, lime, sand and soil.
本文对水泥灰土综合稳定砂的施工工艺进行了介绍。
The granulite floor (a mixture of marble, granite, sand, cement and water) and the resin and rock are resistant, taking into consideration the intense use of the Spaces.
而考虑到空间的频密使用，麻粒岩地板(大理石，花岗岩，沙，水泥和水的混合物)和树脂和岩石都具有高抗性。
The pavement cement concrete is usually prepared by sand, stone, cement, water, feed mixing process, the quality fluctuates easily.
路面水泥混凝土通常是按砂、石、水泥、水一次投料的搅拌工艺制备的，其质量容易波动。
Automatic pivoting sand scraper with counterweight, cement loading manual or with silo, and screw conveyor.
自动链板刮沙机，带平衡块，水泥人工加入或水泥筒仓和螺旋输送机。
Company's products are broken sand quarries mechanism screening equipment, broken cement plant, drying equipment; dry mortar plant drying mixer such as the patented product.
公司生产的产品有采石场机制砂破碎筛分设备、水泥厂破碎、烘干设备；干粉砂浆厂烘干混合机等一批专利产品。
The excavation blasting method for the oil delivery pipe in Xinjiang cement Gobi sand geological condition is introduced.
介绍了在新疆胶结戈壁砂石地质状况下输油管沟的爆破开挖方法。
The excavation blasting method for the oil delivery pipe in Xinjiang cement Gobi sand geological condition is introduced.
介绍了在新疆胶结戈壁砂石地质状况下输油管沟的爆破开挖方法。
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