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- Because of the repeated load the scaled mass and loss factor of the dynamic modulus of elasticity after the deicer-frost g... 由于重复荷载的作用,混凝土的盐冻剥蚀量和相对动弹性模量损失率显著提高,道路混凝土抗盐冻性能明显下降。
- Comparing with the natural aggregate concrete (NAC) in the weight loss,the dynamic modulus of elasticity decrease and the strength,it is found that RAC is as durable as NAC. 结果发现,加入引气剂后再生混凝土能达到甚至超过天然混凝土的抗冻性能,其中增浆法配制的再生混凝土的抗冻融性能最好;
- Four parameters used to estimate the deicer-frost scaling of concrete were investigated in this paper,such as the scaled mass,tensile strength,compressive strength and dynamic modulus of elasticity. 着重从剥落量、抗折强度、抗压强度和动弹模量四个方面研究了混凝土盐冻剥蚀破坏的评定参数。
- Rock dynamic modulus of elasticity 岩石动态弹模
- relative dynamic modulus of elasticity 动弹性模量
- Using the SHPB An experimental study of the dynamical modulus of elasticity and breaking absorbed energy of various ingredients of cement rock material are carried out. Some experimental results are given. 本文采用分段式霍普金森压杆(Sp litHopk inson Pressure Bar,缩写为SHPB),对各种配方水泥石材料的动态弹性模量、破碎吸收能进行了实验研究,并给出了部分实验结果。
- Modulus of elasticity for tension? 拉伸弹性模量?
- Modulus of elasticity of volume? 体积弹性模量?
- Experimental research on dynamic modulus of elasticity and breaking absorbed energy of cement rock by SHPB 用分段式霍普金森压杆对水泥石动态弹性模量和破碎吸收能的实验研究
- Methods of test for dynamic modulus of elasticity, rigidity and Poisson's ratio of concrete by resonance vibration 用共振法测定混凝土的动态弹性模量、刚性模量及泊松比的试验方法
- Keywords Lodgepole pine;Non-destructive testing;Dynamic modulus of elasticity;Static modulus of elasticity; 扭叶松;无损检测;动态弹性模量;静态弹性模量;
- Testing method for dynamic modulus of elasticity, rigidity and dynamic poisson's ratio of concrete specimens by resonance vibration 利用共振的混凝土动力弹性模量、动力平面弹性模量、动力泊松率测试方法
- Testing of carbonaceous materials - Determination of dynamic modulus of elasticity by pulse excitation - Solid materials 炭素材料试验。采用脉冲激励法测定动态弹性模量。固体材料
- Keywords Hydroxy terminated polybutadiene propellant;Accelerated ageing test;Dynamic modulus of elasticity;Propellant antioxidant; 端羟基聚丁二稀推进剂;加速老化试验;动态弹性模量;推进剂防老剂;
- dynamic modulus of elasticity 动力弹性模量
- Keywords: geometric nonlinearity, sag effect, equivalent modulus of elasticity, vehicle-bridge interaction. 关键词:几何非线性、中垂效应、等效弹性系数、车桥互制。
- The basic properties of wood such as moisture content, density, grain direction and modulus of elasticity can be measured nondestructively. 摘要与木材材质有关之因数如含水率、比重、木理走向、弹性系数等可藉破坏或非破坏方法来测定或推定。
- For identical shapes, the stiffness is proportional to the modulus of elasticity. 对于同样形状的材料,刚度与弹性模量是成比例的。
- First, titanium is often the material of choice because its modulus of elasticity is about half that of cobalt-chrome. 首先,由于钛的弹性模量约为钴铬的一半,故常被用作制作材料。
- For most materials the modulus of elasticity in compression is the same as in tension. 对于大多数材料来说,受压缩与受拉伸的弹性模量是相同的。