压缩模量

The calculated values of thermal expansion coefficient and bulk modulus agreed well with the experimental results. This indicate that our method is effective and those parameters can reflect the origin of expansibility and compressibility of crystals.

对比不同体系的膨胀系数和体模量的计算值和实验值，可以发现两者的符合程度很高，说明我们的计算方法抓住了决定晶体膨胀和压缩行为的主要矛盾。

Young's Modulus—Alternate term for modulus of Elasticity in tension or compression.

杨氏模量—拉伸或压缩试验中弹性模量的另一个术语。

We studied the structural characteristic of AR2O4 crystals within calcium ferrite type, ABO4 crystals in zircon, monazite, and scheelite type, R2M2O7 crystals in pyrochlore type and - and -type R2MoO6 crystals, and performed systematical calculations on the chemical bond parameters, thermal expansion coefficients and bulk moduli of these crystals.

对铁酸钙型AR2O4晶体、锆石、独居石和白钨矿型ABO4晶体、烧绿石型R2M2O7晶体和-和-R2MoO6晶体等复杂体系的结构进行研究，并系统的计算了各晶体组成化学键的属性以及表征晶体膨胀和压缩行为的膨胀系数和体模量等参数。

According to the results of triaxial compression test, the relationship of cement soil mixed with or without glass fiber concerning stress and strain in different ages and confining pressures was analyzed. Meanwhile, some parameters of cement soil mixed with glass fiber, such as shearing strength parameter, modulus of deformation and relationship between compression strength and deformation modulus were obtained.

根据玻璃纤维-水泥土的三轴压缩试验结果，分析了其在不同围压与龄期下的应力-应变关系，并得到玻璃纤维-水泥土的剪切强度参数、变形模量E50及变形模量与抗压强度qu的关系。

Based on this model, two formulas for estimating the equivalent stretching and compressive Young＇s modulus are derived.

此外，本文通过泡沫材料的单向拉伸、压缩试验，完成了泡沫材料拉压双模量效应的试验验证。

So in this paper a new damage variable was defined, then, Based on damage theory and Weibull distribution damage evolution rule, a simplified ameristic damage constitutive equation was established for concrete under uniaxial compression.

为了用简单的方程将上升段和下降段连接起来，本文以峰值割线模量为基准，定义了一种新的损伤变量；并以经典损伤理论模型为基础，根据混凝土损伤演化规律的概率密度服从Weibull分布，提出了一个统一的方程来描述混凝土单轴压缩时应力应变关系的全过程。

One-dimensional unloading tests were carried out on saturated muddy clay samples from Shanghai by means of routine compressometer. Stress-strain relationship and time-dependency properties of rebound deformation and rebound modulus of muddy clay samples were obtained.

利用常规压缩仪对上海饱和淤泥质软土进行一维分级卸载实验，得到淤泥质黏土在卸载作用下的应力应变关系，及回弹变形与回弹模量的时效性规律。

These tests show that: 1. suction decreases with the increase of the water saturation in the chalk; 2. stress variants proposed are available for describing the stress state of the unsaturated chalk; 3. preconsolidation pressure increases with suction, while the effects of suction on the compressibility coefficients λ and κ are not evident; 4. as usual unsaturated soils, the permeability to oil of chalk increases with the suction; 5. yield strength of the chalk behaves with volumetric strain hardening; 6. cohesive behaviour of the chalk is related to the stress level, and relation between time-dependent deformation and logt is linear; 7. cohesion of the chalk decreases with the increase of the suction, while the elastic stiffness and the cohesion coefficient increase; 8. strength and elastic modulus increase with the strain rate, while the strain at the peak strength decreases with the increase of the strain rate.

试验结果表明，白垩中的虹吸力随水饱和度的降低而提高；吸力、水饱和度和强度的变化过程均与时间有关；可用由理论分析得到的应力状态变量描述非饱和白垩的平衡状态；前期固结压力随吸力增加而提高，而压缩指数λ与κ则同吸力无关；应力大于前期固结压力时，粘性变形与时间的对数关系曲线呈线性关系，其大小和增长速率均随吸力减小而增大，可视为白垩弹性刚度降低和粘性系数增大的结果；前期固结压力和变形模量随着应变速率的提高而提高，压缩指数κ和λ则随应变速率的提高而减小；应变速率较低时，粘性和吸力对前期固结压力及压缩指数的影响较小；白垩中油的渗透性随着吸力增加而提高；白垩在屈服阶段具有明显的体积应变硬化特性。

Based on the compressibility experiment of rubbed korshinsk peashrub at different temperatures ranging from 22℃ to 140℃, the mathematical models were established which could explain the relationships between the pressure and volumetric strain, the pressure and compressed density as well as the bulk modulus and compressed density, and the effect of temperature on the compressibility of rubbed korshinsk peashrub was obtained.

该文通过对揉碎柠条在22～140℃范围内4个不同温度下的压缩试验，建立了柠条在压缩过程中压力与体积应变、压力与压缩密度以及体积模量与压缩密度的数学模型，获得了温度对揉碎柠条可压缩性的影响规律。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新