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1)  high damping concrete
高阻尼混凝土
1.
Experimental research and damping mechanism analyses of high damping concrete;
高阻尼混凝土的试验研究及阻尼机理探讨
2.
The high damping concrete was prepared,and the effect of lightweight aggregate on the impermeability of high damping concrete conducted with a rapid chloride permeability method was investigated.
制备出高阻尼混凝土并采用快速氯离子渗透法研究了轻集料掺量及其掺入方式对其抗渗性能的影响。
3.
In this paper,three groups of 1/4 models of high damping concrete frames with treated silica fume and styrene-acrylic were tested on the shaking table.
本文利用聚合物的高阻尼特性和材料的表面改性技术,在普通钢筋混凝土柱中掺加一定数量的苯丙乳液和改性的硅粉,制作了3组单层两榀混凝土框架;然后对其进行了试验研究,测定了框架结构的阻尼比和频率等动力特性;并且研究和比较了不同地震动下高阻尼混凝土框架的相对位移和绝对加速度反应。
2)  concrete damping ratio
混凝土阻尼
1.
In order to remove the impact damping from coarse aggregate surface area of concrete,authors use the coarse aggregate that its total surface area are certain,and prepared some rectangular damping specimens,used hanging cuboid specimen and free vibration method to measure the concrete damping ratio changes after coarse aggregate surfaces are enhanced treatment.
将粗骨料表面进行强化处理来放大界面效应,从材料角度研究混凝土在小变形情况下粗骨料界面与混凝土阻尼之间的关系。
3)  Concrete damper
混凝土阻尼器
4)  concrete mixture damping
混凝土拌合物阻尼
1.
In this paper,the mechanism of concrete mixture damping that happens in dense concrete mixture being vibrated is analyzed.
选择了阻尼值的测量方法,建立了混凝土振动系统力学模型,在此基础上,对公路用混凝土拌合物阻尼进行了测试分析,得出阻尼值及频率特性,给混凝土施工机械的设计计算提供了参考数据。
5)  constrained damping concrete plate
约束阻尼混凝土板
1.
Application of constrained damping concrete plate to middle-platform of turbo-generator foundation;
约束阻尼混凝土板在汽机基础中间平台中的应用
2.
In dealing with the vibration damping of the intermediate layer platform of the turbine-generator foundation,under the same conditions,comparative experiments on vibration and noise between ordinary concrete plate and constrained damping concrete plate are carried out.
针对汽机基础中间平台的减振问题,在相同条件下对普通混凝土板与约束阻尼混凝土板分别进行振动与噪声对比试验,得出了两块板的模态阻尼比与噪声测量数据。
6)  concrete resistance
混凝土电阻
1.
A changeable resistance was linked in series between the anion and cathode of the macrocell to simulate the change of the concrete resistance.
为了确定含氯混凝土中钢筋的宏电池腐蚀的特性 ,研究了钢筋腐蚀速度与混凝土电阻间的关系。
2.
Based on the electrochemical theories,the effects of concrete resistance and corrosion control modes in the corrosion kinetics of steel bars were discussed.
根据电化学理论讨论了钢筋腐蚀动力学中混凝土电阻影响及腐蚀控制模式2个基本问题,推导了钢筋腐蚀的阴阳极极化方程及腐蚀电位表达式,分析了影响钢筋腐蚀速率的若干主要因素。
补充资料:高分子阻尼材料
分子式:
CAS号:

性质:具有吸声、隔热、防震等功能的高分子材料的总称。多用在使用温度、使用频率下有较大内耗峰的材料如聚丙烯酸酯、聚氨酯、环氧树脂、丁基橡胶及丁腈橡胶等。按使用方法可分自粘型和胶片型,自粘型阻尼材料可直接粘在结构件表面;胶片型则用作垫片或用热压、涂施胶黏剂等方法粘接。已在许多领域内得到应用。如降低地铁车轮的噪声,减少洲际导弹引爆装置的机械震动等。

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