应力

The results show that the radial stress and tangential stress with considering the influence of seepage water pressure are larger than those without considering the influence, and this makes the plastic zone of surrounding rock expands. When the seepage factors of surrounding rock and liner are obviously different, they are not simplied as one and the same.

计算表明，当考虑渗透水压力作用时，围岩径向应力和切向应力都增大，并使围岩塑性区扩展；当隧洞围岩、衬砌材料的渗透系数差异显著时，不能简化为等渗透系数处理。

of comparing practical case evaluation with gas testing result is that the gas- bearing layer in VU Area can be identified by cross-plot of Poisson's ratio and compressional slowness, cross-plot of tangential stress and compressional slowness, as well as negative anomaly of tangential stress.

通过实例评价结果与试气结果的对比认为在YU地区，泊松比与纵波时差交会，切向应力与纵波时差交会，以及切向应力的负异常，均能较好地识别气层。

As the environment parameters change, the codes which are the Bragg wavelengths of the FBGs accordingly change in the same time and in the same location, so as to increase the system capability, realize the measurement of temperature stress and pressure for special engineering (such as oil tank, power station, tunnel) in a way of distributing measurement.

利用编码式光纤光栅的布拉格波长对待测对象的位置和温度、应力、应变等进行编码，当待测对象的环境参量发生变化时，与之对应的编码，即编码式光纤光栅的布拉格波长随之同时同点发生变化，借以提高传感系统的容量，实现对特定对象(如油罐、油气管道、高压变电站等)的温度以及应力、应变等的准分布式定点测量。

A method of the stress influencing matrix is proposed for calculating bending stress courses on teeth root of the helical gears.

提出了计算齿轮弯曲应力分布过程的应力影响矩阵法。

The findings indicate that, on the whole, the pattern of load transfer curves of adfreezing stress on a steel pipe pile stem and that of resistance stress on the pile tip are parabola and straight line, respectively; Due to the rheology effect, to different extent, adfreezing stress on the pile stem and resistance stress on the pile tip vary with time and relative displacement of pile-soil, respectively, and the settlement of pile tip varies with time tempestuously within 5 hours of loading, and then approximates to stability.

结果表明：模型钢管桩桩侧冻结力荷载传递函数曲线及桩端阻力荷载传递函数曲线其线状大致分别程抛物线及直线；由于流变效应的影响，桩侧冻结应力及端阻应力随时间有不同程度的变化；桩土相对位移和桩端下沉量开始5h内随时间变化较大，但加载5h后逐渐向稳定方向发展。

The strength criterion of rock loaded by compression stress and tensile stress can be described with linear relation of stresses.

岩石在压拉应力作用下发生的拉伸破坏可以利用应力之间的线性关系描述。

With the additional tensile stress, dislocation will emit and move in lower applied stress.

由于附加拉应力的存在，在很低的外应力下，位错就开始发射和运动。

Especially, there were both the tensile stress and compressive stress in glass-ceramics when the annealing temperature was at 850 C.

特别是在保温后退火急冷温度在850℃时，即有压应力又有拉应力。

According to the similar nature of gravitational field and electrostatic field, using analogy method, the stress tensor in gravitational field is obtained from Maxwells stress tensor in electrostatic field, and the universal gravitation inside t

文摘：根据引力场和静电场的相似性质，通过类比方法由静电场的麦克斯韦应力张量得出了引力场中的应力张量，并用它计算了均质球体内部的万有引力。

According to the similar nature of gravitational field and electrostatic field, using analogy method, the stress tensor in gravitational field is obtained from Maxwells stress tensor in electrostatic field, and the universal gravitation inside the isotropic spheroid is calculated with the obtained result.

文摘：根据引力场和静电场的相似性质，通过类比方法由静电场的麦克斯韦应力张量得出了引力场中的应力张量，并用它计算了均质球体内部的万有引力。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。