The creep rate of the composites is 2 ~ 3 orders lower than that of Mg matrix alloy.
硼酸镁晶须增强镁基复合材料比基体镁合金的蠕变速率低2 ~3个数量级。
The creep rate was increased while the yield strength was reduced by anodic dissolution.
阳极电流不但使恒载荷下的不锈钢蠕变速度增加,而且使屈服强度下降。
The press time for balance of sesame and peanut was selected by using curves of creep rate.
运用蠕变速率曲线确定了芝麻、花生、碎花生的平衡压榨时间。
The results show that the creep rate of mudstone is not only related to stress state, but also to time.
研究结果表明,泥岩的蠕变速率不仅与时间密切相关,还与应力水平相关。
The creep rate of the slates are also fitted. The results show that the creep rate decreases gradually until it reaches the steady rate.
同时,对板岩蠕变过程中蠕变率的变化情况也进行相关的拟合,显示出板岩蠕变率逐步减小到稳态蠕变的过程,取得较好成果。
Dualistic regression coefficients of two parameters (steady creep rate and creep damage rate) of the HP-50 reformer tubes are calculated.
计算了HP 5 0转化管稳态蠕变速率参量和蠕变损伤速率参量的二元回归系数。
The constant creep rate was increased and creep-resistance breaking time and creep breaking elongation were decreased with the increase of applied stress.
随施加应力的增大,纤维的恒蠕变速率增大,抗蠕变断裂时间变小,蠕变断裂伸长变小。
The compressive creep rate in the alloy was mainly controlled by the lattice diffusion of zinc and dislocation limb, and the grain boundary sliding contributed for it in some degree.
稳态蠕变速率主要由锌的点阵扩散和位错的攀移所控制,品界滑移对蠕变也有贡献。
The steady-state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.
稳定蠕变应变率本构方程是作用在盐岩上的应力偏量的幂次函数和能量与温度的指数函数。
The creep strain rate sensitivity can be determined from the relationship between the creep hardness and creep strain rate by the definition of "work of indentation".
基于压痕做功概念定义了压痕蠕变硬度和蠕变应变速率,从而给出钎料的蠕变速率敏感指数。
Finally we have studied the magnetic field sweep rate dependence of flux jump, and discussed the influence of flux creep on flux jump.
最后,研究了磁通跳跃对磁场扫描速率的依赖关系,并讨论了磁通蠕动对磁通跳跃的影响。
Loading rate effect, creep and stress relaxation should be attributed to the viscous properties of the sand specimens, but not to the delayed dissipation of excess pore water pressure.
加载速率效应、蠕变以及应力松弛都是砂土材料本身黏性的反映,而与超孔隙水压力的消散无关。
Shortterm shear behaviors depend on loading rate and test temperature while the shapes of the shear creep curve and the creep lives depend on test temperature and stress.
瞬时剪切行为存在加载速率、温度相关性;剪切蠕变曲线形状和蠕变寿命与温度及应力大小有关。
Transient creep limit is a power function of steady state creep strain rate.
初始蠕变极限可以表示成稳态蠕变率的函数。
A study was made on concrete creep under different curing temperatures, and the comprehensive effects of time and temperature on creep development were expressed with the chemical reaction rate.
对不同养护温度下的混凝土徐变进行了研究,用化学反应速率描述温度对混凝土徐变的影响。
The rate of rail creep lengthening at the beginning after rail laying on the track is greater than that of the afterward time.
新钢轨上道后的前期,蠕变伸长速率较大,以后逐步降低。
The experimental items of the tests are tension of constant strain rate, creep at constant stress, and strain controlled low cycle fatigue of constant strain rate.
实验项目有等应变率拉伸、等应力蠕变和控制应变幅的等应变率塑性循环。
With the increase of the modifier dosage, creep compliance declined and recovery rate raised in the same time, the modification effect is better.
随着改性剂掺量的增大,蠕变柔量降低,恢复率增大,改性效果越好。
The steady state creep strain rate is a power function of deviatoric stress and exponential function of temperature and energy.
稳定蠕变应变率本构方程是作用在盐岩上的应力偏量的幂次函数和能量与温度的指数函数。
A finite element program CCGC-1 is compiled to simulate the creep crack growth rate in materials working at elevated temperature.
编制了有限元程序CCGC - 1以模拟计算高温材料蠕变裂纹的扩展。
The accelerative creep shows highly nonlinear characteristics; and the creep strain rate displays a discontinuous form, which occurs in jumps change.
红砂岩在加速蠕变过程中具有高度的非线性,蠕变应变率随时间呈现跳跃增长特性。
In order to get low surface roughness and high material remove rate, basic research on the optimization of process parameters in creep feed ultrasonic grinding engineering ceramics was conducted.
为了在加工中获得良好的表面质量和大的材料去除率,本文开展了蠕动进给超声磨削工程陶瓷参数优化的基础研究。
The variation of creep at different time is mainly dependent on rate of load and r.
不同时间内蠕变的变化主要取决于载荷比例和相对湿度。
The rate of rail creep lengthening is not the same at the different time after the new rail laying on the track.
得出新钢轨上道后的不同时期,其蠕变伸长速率是不同的。
The steady state creep strain rate is the function of currently stress status.
盐岩稳态蠕变率是应力状态的函数。
However, a higher growth rate and feed intake often result from increasing weaning age and by providing liquid diets and creep feeding.
但断奶时间较晚,则伴随着更高的生长速度和采食量。
The change rate of creep stiffness with temperature (SAS) is proposed to evaluate the temperature susceptibility of asphalt binder at low temperature zone.
不同区间采用不同的指标来表征沥青的温度敏感性,低温区间采用沥青蠕变劲度随温度的变化率SAS作为评价指标;
Test results show that : ( 1 ) the amount of creep deformation during monotonic primary loading depends on strain rate before creep, creep stress level, and creep time ;
试验结果表明: (1 )在初始加载过程中,经过一定时间蠕变后黏土的强度有很大的提高;
The strain rate was changed stepwise several times; and stress relaxation tests and a set of creep tests were performed during otherwise monotonous loading at a constant strain rate.
试验不仅实现了应变率逐步变化加载过程,同时也实现了蠕变加载和应力松弛过程。
The strain rate was changed stepwise several times; and stress relaxation tests and a set of creep tests were performed during otherwise monotonous loading at a constant strain rate.
试验不仅实现了应变率逐步变化加载过程,同时也实现了蠕变加载和应力松弛过程。
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