1) activity of fly ash
粉煤灰活性
1.
Calcium lime and slacked lime have different results to excite the activity of fly ash.
生石灰和熟石灰对粉煤灰活性激发的效果是不同的。
2.
According to plants grow in ecological concrete need moderate pH value,excited activity of fly ash with acidity excitant X,produced high-volume fly ash concrete,and did disposal of depress pH value by chemical method,produced the low-alkalinity concrete.
根据绿色植被混凝土中植物生长对混凝土碱度的要求,采用新型酸性激发剂X激发粉煤灰活性,制备高掺量粉煤灰混凝土;并以化学方法进行降碱处理,制备出低碱混凝土。
3) low activity fly-ash
低活性粉煤灰
1.
Experimental research of the road performance of low activity fly-ash base course
低活性粉煤灰基层材料路用性能试验研究
2.
For the purpose of applying low activity fly-ash materials to road construction,easing the current shortage of sand and gravel material and resolving pollution problems caused by piling up lots of fly-ash,experimental study on the road performance of low activity fly-ash emitting from Shenhai Power Plants was carried out.
目的为将低活性粉煤灰材料应用于公路建设中,缓解目前砂石料紧缺和解决由于粉煤灰大量堆放引起的环境污染等问题。
3.
In order to study the dry shrinkage and temperature shrinkage performances of low activity fly-ash base course and solve the cracks problems of semi-rigid base course with different temperature and humidity.
目的为了研究低活性粉煤灰基层材料的干缩和温缩性能,解决半刚性基层材料随着温度和湿度的变化容易产生开裂的问题。
4) highly active fly ash
高活性粉煤灰
1.
The highly active fly ash grout provides such advantages as fine grain, good permeability, reliable strength, durability, low cost, compared with common cement grout.
高活性粉煤灰注浆材料与普通水泥注浆相比较 ,具有颗粒细、渗透性好、结石率高、强度可靠、耐久性好、成本低等优点 ,适用于岩土工程的防渗加固处理。
5) exciting activity of fly ash
激发粉煤灰活性
6) activated coal ash
活化粉煤灰
1.
This paper studied the adsorption of activated coal ash on COD in waste leachate.
为此,主要研究了活化粉煤灰对垃圾渗滤液COD的吸附。
2.
This paper studied the adsorption of activated coal ash on Cr6+ in waste leachate.
以试验的方法研究了活化粉煤灰对垃圾渗滤液中铬离子的吸附作用。
补充资料：粉煤灰硅酸盐水泥
分子式：
CAS号：
性质：由硅酸盐水泥熟料、粉煤灰、适量石膏磨细制成的水硬性胶凝材料，代号P·F，中国主要水泥品种之一。粉煤灰掺加量为20％～40％(wt)，标号分275、325、425、425R、525、525R、625R七个等级。性能和火山灰水泥相似，但需水性及干缩性较小，抗裂性较好，水化热较低，抗蚀性也较好。适用于一般的工业和民用建筑，尤其适用于大体积水工混凝土以及地下和海港工程等。
CAS号：
性质：由硅酸盐水泥熟料、粉煤灰、适量石膏磨细制成的水硬性胶凝材料，代号P·F，中国主要水泥品种之一。粉煤灰掺加量为20％～40％(wt)，标号分275、325、425、425R、525、525R、625R七个等级。性能和火山灰水泥相似，但需水性及干缩性较小，抗裂性较好，水化热较低，抗蚀性也较好。适用于一般的工业和民用建筑，尤其适用于大体积水工混凝土以及地下和海港工程等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条