当外力为张力时孕育发生的是拉应力(tensile stress);当外力为压力时,孕育发生的是 压应力 ( compressive stress );当外力为剪切力时,孕育发生的是剪切应力(shear stress)。(二)应变(strain)是材料在外力作用下,单位长度的外形变化量。
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... 压制的钢板材：pressed sheet steel 压应力;抗压应力：compressive stress 压檐木：capping piece ...
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critical compressive stress 临界压缩应力 ; 临界压应力
axial compressive stress 轴向压缩应力
longitudinal compressive stress 纵向压缩应力
maximum compressive stress 最大压应力
vertical compressive stress 垂向压应力
intensity of compressive stress 压缩应力强度
compressive stress constraint 压应力约束
unit compressive stress 单位抗压应力
allowable compressive stress 容许压缩应力 ; 许用压应力 ; 许用压缩应力
For the magnetic iron oxide anode produced by Fe3O4 and NiO, the effect of the composition of raw material, compressive stress, sintering temperature and sintering time on the resistivity and the corrosion loss was discussed.
对于以氧化镍为辅助原料的磁性氧化铁阳极,研究了原料配比、压块压力、烧结温度、烧结时间对阳极电阻率和腐蚀失重率的影响。
参考来源 - 磁性氧化铁阳极制备的研究The heavy hammer with low drop distance will reduce the maximum stress of pile top and the increase the maximum compressive stress of lower part of the pile.
结果表明:锤的质量越大,能量损耗率越小;重锤低击会减小桩顶部的最大应力,增大桩身下部的最大压应力,明显延长冲击持续时间,显著增加贯入度。
参考来源 - 重锤低击和轻锤高击沉桩效果分析With the increasing of PVA content and freezing/thawing cycle times, water content decrease.2. The change behaviors of tensile and compressive stress of the gel composite with the strain are accorded with non-linear characteristics.
2.PVP/PVA凝胶复合材料的拉伸和压缩应力随应变的变化规律呈现出典型的非线性。
参考来源 - PVP/PVA凝胶软骨修复材料的制备与性能研究When taking brow and chin as pivots to protract the maxilla, the whole lower mandible will rotate downward and backward while the drawing stress and compressive stress are coexisted, and the neck of condyle bears the strongest force.
6．以额、颏为抗基前牵引上颌，下颌骨整体向下向后旋转，其拉、压应力并存，髁突颈部受力最大。
参考来源 - 颅面复合体三维有限元模型的建立及上颌前牵引的生物力学研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Checking the axial compressive stress of the skirt, deduces that it is stable.
对裙座所受轴向压应力进行校核，可知裙座满足稳定性条件。
The films have advantages of slightly compressive stress, very low pin-hole density and superior step coverage.
这种薄膜具有很小的压应力，很低的针孔密度，良好的台阶覆盖性等优点。
Stress concentration caused by chamber's excavation engenders tensile and compressive stress to surrounding rock.
洞室开挖会使围岩周边产生应力集中，产生拉应力与压应力。
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