Development of caterpillar twist resistant compound, and compounding technology of it with structure unit ,and application on the road of macromolecule materials were all introduced.
介绍了一种抗履刺咬合橡胶的研制及其与结构单元的复合技术,以及在某高分子材料路面上的应用情况。
According to the in situ environments of deep copper mines, the authors have developed new types of underway LHD roads, including a cement mine waste concrete road, a plaster mine waste concrete road, a composite jelling agent ore powder concrete road and a block mine waste rolled road, ensuring high intensity underway transport.
针对深部铜矿井下采场铲运机运行路面的具体情况,开发以井下矿碴为骨料的水泥、石膏、复合胶凝剂矿粉混凝土路面及块状矿碴辗压路面,为高强度井下采矿作业提供了运输保障,与传统的砂料混凝土路面相比,技术经济效益显著。
The mechanical property of cutter blade is an important factor that influents cutter properties of road milling machine.
刀身力学性能差是制约我国路面铣刨刀具性能提高的关键因素之一,文中介绍了一种采用模锻技术提高刀身力学性能的新工艺方法,重点介绍了该工艺方法中工序设置及关键装备—锻模的设计。
The anti-permeability research of the high-strength concrete with the fly-ash on the pavement project;
粉煤灰路面高强混凝土抗渗性能试验研究
Simple Talking about Early Failure of Asphalt Pavement of Freeway;
浅谈高速公路沥青路面的早期破坏
Measures to increase the smoothness of asphalt pavement;
浅谈如何提高路面沥青摊铺平整度
A jelled sodium polyacrylate with 280 times of free water absorption ability was produced by acrylic acid and sodium hydroxide and taken as a dust suppressant for controlling roadway dust raising.
用单体丙烯酸和NaOH合成聚丙烯酸钠高倍吸水树脂,每克树脂吸自来水达280g;此外,对其抑制路面扬尘的性能进行了研究。
This paper describes the preparation of a super water absorbing resin for roadway dustcontrol and its characteristics.
以淀粉和丙烯酸为主要原料,在实验室合成了一种高倍吸水树脂,并对其抑制路面扬尘的性能进行了研究,得出结论:在高含尘路面喷洒这种高倍吸水树脂溶胶,能保持尘土有一定的含水量和粘结性,从而能有效地抑制粉尘飞扬;由于该树脂吸水保水性能好,因此其有效抑尘时间长。
Traditional roadway rainwater drain system is one reason of city waterlogs,but the infiltrative form technology for rainwater collection and use has the advantage as follows.
传统的路面雨水排放系统是城市涝灾的成因之一,而渗透式雨水收集利用技术具有抑制暴雨径流、延长汇流时间、减少路面积水等优点,对防灾减灾能起到重要作用。
Reasons and protecting measures of cement concrete road surface diseases;
水泥混凝土路面病害的原因及防治处理
Cement concrete road surface quality supervision of small equipment construction;
小型机具施工的水泥混凝土路面质量监理
Construction technology and quality control of tunnel cement concrete road surface;
隧道水泥混凝土路面施工技术及质量控制
This paper gives a careful study to the issue of how to keep the general stability of the different structural layers of the road pavement and the bed, and how to control the working precision of the crook surface with two curves, as well as the forming technique of the reinforced concrete.
研究了在高填方、双向弯曲、大倾角条件下 ,保证路基与路面各结构层整体稳定性、控制双向弯曲路面施工精度以及路面混凝土成形技术。
The effect of pavement temperature on air temperature was elucidated.
通过试验数据和数学计算论证了路面温度对城市大气温度的影响。
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