compressive stress

The stress of the resistance to split in Z direction is not totally compressive stress, and tensile stress consists in crack round the center line of load applied, both bring the collective effect to the test piece of the resistance to split.

抗劈裂试件Z方向的应力不完全是压应力，在荷载施加的中心线裂痕附近有拉应力的存在，两者对试件劈裂破坏产生共同的作用。

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The compressive strength and deformation tests for Lytag concrete specimens are carried out under 4 kinds of lateral stress levels and 4 stages of freeze-thaw cycle in a concrete static and dynamic tri-axial test system.

利用混凝土静、动三轴试验系统，完成了粉煤灰陶粒混凝土立方体试件在4组不同冻融循环次数、4种恒定侧压下的双轴压压强度和变形性能试验。

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The maximum horizontal direction NE60~ 65 ° of principal compressive stress on Jianghan basin was given by using analytic method of measured stratigraphic dip angle in addition to borehole log data

利用钻孔测井资料并运用地层倾角测量信息分析法，给出了江汉盆地地应力最大水平主压应力方向为NE60～65°

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Therefore, rigid jointless track laying must be carried out under specific thermal conditions to avoid dangerous tensile and compressive stress in the rails during extreme weather.

因此在铺设无缝线路时，钢轨温度需要保持在一定的范围内，以避免恶劣气候条件下钢轨内部产生的拉伸应力对其产生的损害。

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The mechanics behavior of membrane material under residual stress and compressive stress has been studied.

涉及力学问题有薄膜材料在残余应力和外载荷作用下的变形、应力、断裂和屈曲等.

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The compressive stress of general polyamine soft foam plastic is improved with polymer polybasic alcohol.

为了改善普通聚氨酯软泡的压陷性能,采用添加聚合物多元醇,并对照其添加前后的物性.

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Its deformation and failure concentrate on the tension and pull crack damage caused by tensile stress and compressive stress and unloading rebound.

碎裂围岩的变形破坏方式主要为坍塌、掉块以及剥落，其变形破坏机制为以拉、压应力造成的张裂、拉裂破坏及卸荷回弹。

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Load tensile stress and the thermal compressive stress vertical of interface concentrated at the end of the bond interface, but the tensile was greatly higher.

而垂直于界面分布的由加载力形成的拉应力远大于残余应力形成的压应力，并且趋向于界面边界点应力逐渐增大。

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Fault sealing is closely related to the function of stress. Therefore, we can study fault sealing through calculating the size of normal stress of fault plane, on the basis of considering overburden load and regional major compressive stress.

断层封闭性能与应力作用密切相关，可以在考虑断面受到区域构造应力与断面上覆地层负荷联合作用的基础上，通过计算断面所承受的正应力来研究断层封闭性。

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Experiment shows, polymer polybasic alcohol can effectively enhance the compressive stress of polyamine soft foam plastic.

研究结果表明:聚合物多元醇能有效地提高聚氨酯软泡的压陷性能.

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The residual compressive stress is beneficial to fatigue strength.

表层残余压力对工件的疲劳强度起着有益的作用.

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Thus, under the same bolt tension, reduce narrow smooth surface after the compressive stress will increase.

这样, 在螺栓张力相同的情况下, 缩小后的窄光滑面的压紧应力就会增大.

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In accordance with the orientation, northeast and north northeast, of principal compressive stress in North China, the dominant orientation of the fast S wave polarization is northeast before the earthquake.

震前快S波偏振优势取向为北东向，符合华北地区主压应力方向为北东向和北北东向的特征。

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When compressive stress reaches zero, a critical value of the post-peak Poisson's ratio is achieved.

当压缩应力降至零时, 峰后泊松比达到临界值.

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A unified numerical expression of the compressive stress-strain curve applicable to concrete is put forward.

研究了自密实混凝土在受压过程中的变形,建议了适用于受压应力 — 应变曲线的数学表达式.

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Base on the test of reinforced membrane elements and regression analyses, the formulas of tension strain produced compressive stress are presented respectively before crazing of concrete, before yield of steel bars, and tensile strain less than 0.008 and greater than 0.008 in this paper.

文章基于钢筋混凝土薄膜元受拉试验和回归分析，给出混凝土开裂前、钢筋屈服前、拉应变小于0.008和大于0.008时的应力应变关系式。

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Stress measurement anomaly distribute in four quadrants, the regions of tensile and compressive forces are related to the focal mechanism solution;

临震前应力测量异常显示四象限空间分布，张、压区域与震源机制解有明显相关性；

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Taking the XRL aluminium bushing complex rubber roller as one example, the paper touches on the compressive stress and stretch stress of rubber and aluminium tubes running in pressure by application of static and dynamic stress and the strain theory.

本文以XRL型铝衬套复合胶辊为例，运用静态和动态应力、应变理论，分析了运转过程中胶管、铝管承受加压后所产生之压缩应力及拉伸应力情况；

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The research showed that there was residual compressive stress in the ceramics layers.

研究发现,叠层复合材料中陶瓷层存在较大残余压应力.

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Instantaneous plastic deformation decreasing also as the density increases, and the "turning point" of the curve of plastic deformation vs. compressive stress which is of special importance in the thickness tolerance control of the overlaid particleboard moving along the increasing direction of stress with the density;

瞬间塑性变形随密度的提高而降低，并且，对贴面刨花板厚度控制具特殊意义的塑性变形&压缩应力关系曲线的第一个转折点随密度的提高而向应力增大方向移动；

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Destruction mechanism of rock included crack under compressive stress condition had been discussed.

探讨了含有裂隙的岩石在压缩状态下的破坏机制.

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The strain rate has little effect on the compressive stress parallel to the direction of pores.

藕状多孔铜沿平行气孔方向静态压缩时应力—应变曲线受应变速率影响很小.

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Under the combined action of the drill pressure and torque, the distribution of the compressive stress on the journal and thrust surface is asymmetric, and the contact zone is offset.

在钻压加扭矩共同作用下，牙爪轴颈和止推面上的压应力分布不对称，接触区域发生偏移，止推面上接触区偏移较多。

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( b) For concrete in compression zone a stress-strain relation for repeated axial compressive cyclic loading, is adopted instead of that for reversed loading.

对混凝土受压区采用轴向重复加载的应力-应变关系而不是反复加载的。

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Detailed analyses were performed to establish the relationships between compressive stress and strain, average infrared radiation temperature ( AIRT) and strain, average infrared radiation temperature and mechanical work of UHMWPE.

对超高分子量聚乙烯人工髋臼材料试验过程中的应力与应变、平均红外辐射温度与应变、平均红外辐射温度与机械功之间的关系进行了分析。

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The compressive stress of reinforced concrete for tension strain in its vertical direction

钢筋混凝土受拉在垂直方向产生的压应力

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Effects of Low Amplitude Compressive Stress on Metabolic Activity in Cultured Chondrocytes

低强度压应力对于体外培养的软骨细胞代谢的影响

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The compressive stress is necessary condition for tin whisker growth.

锡须的形成与长大是由于电镀层中存在压应力，压应力促使镀层中锡发生再结晶并长大成锡须。

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Influence of heat treatment on the compressive stress effect of magnetostriction of < 112> axial aligned Tb-Dy-Fe alloys

热处理对＜112＞轴向取向Tb－Dy－Fe合金磁致伸缩压力效应的影响

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Under rarely and commonly seismic loads, different filling materials and filling ways, will have a greater impact on tensile compressive stress and shear stress of lightweight thermal insulation wall slab, thereby affect seismic performance of structures.

在多遇和罕遇地震作用下，不同的填缝材料和填缝方式，会对轻质保温板的剪切应力和拉压应力产生较大影响，进而影响结构的抗震性能。

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