It is adopts s type distribution valve. It satisfies to pump fine aggregate concrete.
采用先进的S管形式的分配阀,满足细骨料混凝土的泵送。
Rock bolt foundation is a type of bolt foundation that fine aggregate concrete and bolt are poured into the rock hole.
岩石锚杆基础是以细石混凝土和锚杆灌注于钻凿成型的岩孔内的锚杆基础。
Finally, the formulation of both modulus of elasticity and simplified stress-stain relationship curve on C45 fine aggregate concrete were proposed.
最后,提出了C45细石混凝土弹性模量和简化三直线混凝土应力-应变关系曲线的计算公式。
The following conclusions were reached: the ratio of prism compressive strength to cubic compressive strength of C45 fine aggregate concrete is 0.68.
得出了以下结论:C45细石混凝土的棱柱体抗压强度与立方体抗压强度的比值为0.68;
By the means of adding mineral admixture and high-range water reducer, this article used the manufactured sand as the fine aggregate to produce the high strength flowing manufactured sand concrete.
本文论述了通过掺加矿物掺合料、高效减水剂的技术途径,利用机制砂作为混凝土的细集料,在实验室配制出了大流动性的高强机制砂混凝土。
The effect of recycled coarse aggregate quantity, recycled fine aggregate, PFA replacing cement quantity and water cement radio on the recycled concrete compression strength and slump.
本文研究了再生粗骨料掺量、再生细骨料掺量、粉煤灰取代水泥量和水灰比对再生混凝土抗压强度和坍落度的影响。
The invention discloses high-obdurability highway concrete, which has the ingredients of cement, coarse aggregate, fine aggregate, water, modified steel fiber and rubber microparticle.
本发明公开了一种高强韧性的公路用混凝土,其配料为水泥、粗集料、细集料、水、改性钢纤维、橡胶微粒。
The invention discloses high-obdurability highway concrete, which has the ingredients of cement, coarse aggregate, fine aggregate, water, modified steel fiber and rubber microparticle.
本发明公开了一种高强韧性的公路用混凝土,其配料为水泥、粗集料、细集料、水、改性钢纤维、橡胶微粒。
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