These larger ions take up more room and are pressed together when the glass cools, producing a layer of compressive stress on the surface of the glass.
这些钾离子占据更大的空间，当玻璃冷却下来的时候，钾离子便挤压在一起，从而在玻璃表面生产一层压应力层。
An applied tensile or compressive stress resolved into a shear component along a specific plane and direction within that plane.
一个实际拉或压应力沿某一特定平面和在该平面特定方向上分解得到的切应力分量。
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。
This paper delivered the relationships of uniaxial tensile and compressive stress with strain and bending properties, and felt-bending strength of cement mortar with polyvinyl acetate (PVAC).
研究掺聚醋酸乙烯水泥砂浆的轴拉和轴压应力—应变关系、抗弯性能以及长期粘结抗弯强度。
This paper makes an analysis on the relation of the stress boundary with the critical tangential compressive stress as well as on its influence on critical internal wrinkling.
本文分析推导了应力分界圆与临界起皱压应力、危险断面径向拉应力之间的关系，以及对临界起皱的影响。
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。
The study result shows that the Hall coefficient (absolute value) of n-Si samples will decrease with the increase of compressive stress.
研究结果表明，样品的霍尔系数绝对值随着作用于样品压缩应力的增加而减少。
It is found that in lined ceramic the radial cracks is caused by compressive stress field and net cracks caused by heat stress field.
研究表明，内衬陶瓷层中主要分布着由压应力场所造成的径向裂纹和因热应力场所引起的网状裂纹；
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。
Moreover, this paper analyses the shear strain and compressive stress and loading frequency dependence of the damping ratio.
另外，对叠层橡胶支座的阻尼比随剪应变、压应力及荷载频率的变化情况进行了分析。
Meantime, the compressive stress in inner surface of hollow roller by nitrocarburizing is available for improvement of bend fatigue property.
同时，共渗在空心滚子内表面造成的压应力对改善弯曲疲劳性能有利。
A new explanation of reason why the rolling contact fatigue life can be prolonged by residual compressive stress and retained austenite was advanced.
并对残余压应力和残余奥氏体可以提高接触疲劳寿命的原因提出了新的解释。
The negative sign indicates that this is compressive stress.
负面的迹象表明，这是压应力。
Autogenous curing agent can improve the hydration degree of concrete, reduce the compressive stress which dropping of water in capillary of concrete caused and sensitivity to cracking.
自养护剂可以提高混凝土胶凝材料的水化程度，降低混凝土内由于水化反应导致的毛细孔水面下降所产生的压应力，减少了微裂缝的产生。
The method of combination of the two ways can availably increase the radial compressive stress and smooth the hoop stress.
和多厚环过盈套装的方法结合起来装配飞轮，可以有效地增大径向压应力，缓和环向应力；
The analysis of mechanical model shows that the fracture toughness is improved by residual compressive stress of substrate surface, which resists the tensile deformation of substrate.
力学模型分析表明，基体残余压应力以抵抗基体拉伸变形的方式提高了铬层的断裂韧性；
The cast of concrete at different end and the post-tensioning of continuous prestress make the negative bending moment section of the permanent support have different compressive stress reservation.
不同的连续端混凝土浇筑和后连续预应力张拉顺序会导致永久支座负弯矩区的压应力储备不同。
With increase of distance, tensile stress is translated into compressive stress arid tends to zero.
随着远离起始端距离的增加拉应力值逐渐减小转变为压应力，最后趋向零。
The results of the analyses show that high residual compressive stress and fine scattered martensite units are the main cause of improving fatigue properties.
分析表明，高幅值的残余压应力和“有效晶粒”细化是提高弯曲疲劳性能的主要因素。
The diamond film presents very low compressive stress and excellent field emission character.
生长的金刚石薄膜样品具有很低的压应力和优良的场电子发射性能。
Under a compressive stress state, the closure effect of joints is considered.
讨论了在压应力作用下的裂隙闭合效应。
Utilizing the transformation of bead metal can reduce tensile stress directly in the course of welding, even produces compressive stress, to improve the service life of welding structure effectively.
利用焊缝金属组织转变的方法可以在焊接过程中直接降低焊接残余拉伸应力，甚至产生残余压缩应力，有效地提高焊接结构的使用寿命。
The stress field analysis showed that the cleavages formed under horizontal, S-N trending compressive stress.
应力场的分析表明，劈理构造由近南北向的地壳水平挤压应力作用形成。
The distribution of radial stress is the same as that of oil film pressure, which means compressive stress at the pressure region.
径向应力的分布与油膜压力的分布相同，压应力存在于油膜压力区域。
The maximum principal axes of the compressive stress in the five tectonic movements are nearly horizontal.
五次构造运动的最大主压应力均呈近水平方向。
Seismic stress is composed of compressive stress, tensile stress and shear stress.
地震应力主要有压缩应力、拉疏应力及剪切应力的复杂性；
The R-curve and thermal shock resistance properties are improved and the transformation effect are strengthened by the surface compressive stress effect.
表面压应力作用强化了相变增韧效果，改善了材料的表面抗裂纹性能和抗热震稳定性等力学性能。
The magnetostriction along the growth direction of these samples and the dependence of magnetostriction on compressive stress have been investigated.
研究了沿着这些样品的生长方向的磁致伸缩性能以及磁致伸缩性能与压力之间的关系。
The magnetostriction along the growth direction of these samples and the dependence of magnetostriction on compressive stress have been investigated.
研究了沿着这些样品的生长方向的磁致伸缩性能以及磁致伸缩性能与压力之间的关系。
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