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- Production of Low Alkali Cement in Area with High Alkali Raw Materials 低碱水泥系列在高碱原料地区的研制与生产
- The results of mortar test show that the retention rates of compressive strength of the cement mortar at 28 d increase to above 80.1% from 60.1% for the commonly used type Hongxing-I high alkali accelerator. 且水泥砂浆的28d强度保留率显著提高,由现用的高碱速凝剂红星I型的60.;1%25提高至80
- WHAT IS THE AVERAGE CONCENTRATION OF ALUMINIUM IN HIGH ALKALI ROCKS? 在强碱岩石中铝的平均浓度是多少?
- It is revealed that the risk of deterioration due to AAR can be minimized and admixture can be chosen more widely when low alkali cement is used in construction. 在工程混凝土中大力推广使用低碱含量水泥,可以减少混凝土中的碱含量,增加外加剂的可选品种和用量,降低碱-集料反应的损害程度。由于所选水泥和集料均为工程常用的品种,该试验具有较大的实用价值。
- In research and developing, we developed compound cement, low alkali cement, middle thermal cement, new dust collection etc, and study burner, clinker quality and cement grinding technology etc. 科研开发方面如复合水泥、低碱水泥、中热水泥、新式收尘设备的新产品开发以及喷煤管研究、熟料质量和水泥粉磨技术研究等。
- Opal,a high alkali active mineral,and crystal,a low alkali active mineral,are employed to experimentally study the source of expansion force of alkali-silica reaction(ASR). 结果表明,产物吸水肿胀所引起的膨胀量是很有限的,渗透压是碱-硅酸反应的主要膨胀来源,从而为碱-硅反应的渗透压假说提供试验论据。
- The petrographic study on the clinker with high alkali content reveals that alkali exerts remarkable effect on the morphology of clinker mineral,especially on that of alite. 对高碱熟料的岩相分析发现,碱对熟料矿物,特别是阿利特形貌具有明显影响。
- Production of low alkali cement with high silica waste stone and fly ash 用高硅废石与粉煤灰生产低碱水泥
- By pure savageness high pure magnesium power and 3000KVA fused magnesite to calcined crystal fused magnesite which is a high alkali refractories and have big,chemical is stabilization. 用纯天然高纯轻烧镁粉经3000KVA电熔烧制而成的大结晶电熔砂,是高级碱性耐火材料。
- Low alkali cement for airport runways 机场跑道用低碱水泥的研制及使用
- The variation of refractory materials' structure and composition after eroded by vanadium-titanium bearing slag with high alkali content was analyzed on the basis of laboratory erosion experiments. 通过高碱含量的钒钛渣对不同耐火材料的侵蚀实验,分析了碱侵蚀后耐火材料结构及附渣组成的变化。
- Produce low alkali cement with fly ash 利用粉煤灰生产低碱水泥
- soils with a high alkali content 含碱量高的土壤
- Experience of production of low alkali cement clinker 生产低碱熟料的体会
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- I set a high value on his advice. 我认为他的忠告很有价值。