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。
Fly ash with poor activity can be used in road base courses only blended with alkaline admixture.
在普通硅酸盐水泥中掺入外掺剂，是制备水泥混凝土路面快速修补材料最简便的方法。
It is the simplest way in which the material used for rapid repairing cement bound roads can be made that admixtures are added into ordinary Portland cement.
是一种高强胶结料，以特选胶凝材料、精选细骨料、外掺剂，添加剂经特殊工艺配制而成。
The grouting material is made by special craft with selected cementitious materials, fine aggregate, admixture, additive and it's a kind of high strength cementitious material.
是一种高强胶结料，以特选胶凝材料、精选细骨料、外掺剂，添加剂经特殊工艺配制而成的专用灌浆材料。
The grouting material is made by special craft with selected cementitious materials, fine aggregate, admixture, additive and it's a kind of high strength cementitious material.
近二十年来，国内关于SBS、SBR等聚合物改性沥青的研究较多，但关于外掺剂沥青和特制沥青的研究几乎为空白。
In the recent 20 years, there are many studies on the polymer modified bitumen, such as SBS and SBR in the country, but the study on the modified agent is almost a blank.
是一种以普硅水泥为胶凝材料，辅以精选细骨料、外掺料、添加剂经特殊工艺配制而成的修补砂浆。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
是一种超高强胶结料。以特选胶凝材料，精选细骨料，外掺料，添加剂经特殊工艺配制而成的专用灌浆材料。
The grouting material is made by special craft with selected cementitious materials, fine aggregate, admixture, additive and it's a kind of ultra-high strength cementitious material.
是一种以普硅水泥为胶凝材料，辅以精选细骨料，外掺料，添加剂经特殊工艺配制而成的修补砂浆。具有流动度性较好，粘结力强，不易开裂等特点。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
是一种以普硅水泥为胶凝材料，辅以精选细骨料，外掺料，添加剂经特殊工艺配制而成的修补砂浆。 具有流动度性较好，粘结力强，不易开裂等特点。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
是一种以普硅水泥为胶凝材料，辅以精选细骨料，外掺料，添加剂经特殊工艺配制而成的修补砂浆。 具有流动度性较好，粘结力强，不易开裂等特点。
The repair mortar is made by special craft with ordinary silicon cement as cementing material, with selected fine aggregate, admixture, additive as supplementary material.
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