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- CSH gel with low water content forms in the pozzolanic reaction of fly ash. 粉煤灰的火山灰反应生成的也是含水率较低的CSH凝胶。
- Fly ash with poor activity can be used in road base courses only blended with alkaline admixture. 低活性粉煤灰需要在碱性外掺剂的激发条件下才可用作道路基层材料。
- The effect of several fly ash with different amount and fineness on the setting time of cement is studied. 研究了不同掺量、不同细度的几种粉煤灰对水泥凝结时间的影响。
- Preparation of PASS is a new approach of comprehensive utilization of fly ash with uncomplicated process, low cost and simultaneousness of silicon and aluminum in fly ash. 利用粉煤灰制备高效无机高分子混凝剂聚硅硫酸铝;工艺较简单、生产成本低;而且使粉煤灰中的主要成分硅、铝同时得到了充分利用;是粉煤灰综合利用的一条新途径.
- Coli EP810 can produce transaminase with high activity and aspartase with low activity after culture. 大肠杆菌EP8-10经培养后产生高活力转氨酶和低活力的天冬氨酸酶，而E。
- Study on Building Mortar Powder by Low Activity Fly Ash 低活性粉煤灰生产建筑砂浆粉的试验研究
- The binder of GSF is a new binder made by mixing the industrial waste residue of gypsum gangue, blast furnace and fly ash with a little activator. GSF胶结料是利用石膏尾矿、高炉矿渣、粉煤灰等工业废渣与少量激发剂混合配制的一种新型胶凝材料。
- The results show that the key step to compound HPC (high Performance concrete) is to select the cement and fly ash with excellent morphology. 研究表明：选择具有优异颗杜形貌的粉煤灰和水泥是配制高性能粉煤灰混凝土的首要步骤；
- The No.325 fly ash low-clinker cement with hiqher initial strength was made up by activating fully the latent activation of fly ash with admixtune. 采用复合外加剂充分激发粉煤灰潜在活性，配制出早期强度较高的325%23少熟料水泥。
- The results indicated that the addition of silica fume increased cracking of HPC at early age,and the addition of finely ground fly ash with high quality decrea. 结果表明:掺硅灰加剧了混凝土的早期开裂;优质磨细粉煤灰的加入对混凝土早期开裂有一定的抑制作用。
- The properties of the composite cement were studied by orthogonal test,which was prepared by the clinker,slag and fly ash with different fineness and mixed after separately grinding. 采用分别粉磨再混合的方式,利用正交试验方法,研究了熟料、矿渣及粉煤灰的不同细度组合对复合硅酸盐水泥物理性能的影响。
- Developing Green High Performance Concrete with Low Grade Fly Ash 用低等级粉煤灰开发绿色高性能混凝土
- Study on developing wall brick with low grade fly ash and cinder 利用低质粉煤灰和煤渣开发墙体砖
- Fly ash of low activity 低活性粉煤灰
- Study on fly ash with less clinker cement 粉煤灰少熟料水泥研究
- fly ash with high aluminum content 高铝煤灰
- Study on fermentative soymilk with low activity trypsin inhibitory 低活性胰蛋白酶抑制剂发酵豆乳的研制
- It adapts itself to water with low oxygen content. 它能适应含氧量少的水。
- Late-age Properties of RCC with Low Cement Content and High Fly Ash Content 少水泥高掺粉煤灰碾压混凝土长龄期性能研究
- AUD/USD moves downwards with low volatility. 澳币/美元向下的动作与低波动。
