应力

The stresses in the shell of tank and in the structures of opening s at the top and bottom crown of tank under the several conditions including pressure-testing, operating, seismic and pressure circle fatigue were analyzed by means of the finite element analysis.

介绍了1000m3 氧气球罐的应力分析设计，分别对球罐整体及其上下极开孔结构压力试验工况、操作工况、地震工况和压力波动疲劳工况的应力进行了有限元分析，对其应力进行强度和疲劳寿命评定校核。

The paper examines the load and strain data from a series of single shear pull-off tests,in which CFRP sheet is used to strengthen the concrete with different bond surface treatments.

着重根据粘结－滑移关系曲线分析在不同应力作用下碳纤维布复合材料的应变和应力分布，以及剪应力在界面的传力机理。

With increasing resorption of alveolar bone, the center of resistance of the maxillary incisors including pulp cavity, were located within the mid-sagittal plane,6.1mm lingual to archwires labial side, respectively at 38.5 %, 47.3%, 55.2%, 64.1%, 75.2%length of the central incisor measured from the alveolar crest.

1、在不同程度齿槽骨吸收时上颔切牙段在各种载荷作用下，中切才｝侧切才的应力分介基木相同，均为丁恨表而应力最大，齿槽骨人山厂入上，丁人司膜应力最个。

Taking one wheel moving load as an example,the...

给出荷载移动线正下方和荷载移动线外土单元应力的时程曲线、应力路径、主应力轴方向变化曲线。

The results showed that the residual yield point stress descended and cushion coefficient increased with the number of vibration and the acceleration increased. Cushion coefficient don't change much in the small stress stage; while in the large stress stage; cushion coefficient increases obviously.

结果表明，随着振动次数、振动加速度的增加，瓦楞纸板剩余屈服应力减小，缓冲系数增大，其中在小应力阶段缓冲系数变化不大，在大应力阶段，缓冲系数显著增大。

The transient charging behavior under dynamic positive bias stress could be observed and analyzed by varying the duty cycles of stress pulse waveform at a specific frequency, and a universal charge trapping model has been proved in terms of the effective stress time.

此外，我们可以藉由改变在特定频率下之应力脉冲波形的责任周期大小，来观察及分析动态正偏压应力测试下的瞬间充电行为，并证实一以有效应力时间为参数的通用电荷捕捉模型。

The results show that the stress of the leaning impact is higher than that of the straight impact. The stress of the leaning impact is the main reason of the failure of the valve plate.

结果表明：阀片倾侧碰撞产生的应力大于正碰撞产生的应力；倾侧碰撞产生的冲击应力正是阀片失效的主要原因。

We have carried out the fundamental research in the following respects: Substrate stress redistribution is analyzed in vacuum evaporating deposition, A model was built to confirm that the gravitational stress formed by sustain and thermal stress induced by temperature gradient influence little to optical element figure after deposition.

首先，对真空蒸镀过程中，基底自身应力的分布状态变化进行了分析。通过建模分析表明，由装夹产生的基底自重应力和温度梯度形成的热应力对镀膜元件的面形影响很小，可忽略不计。

Firstly, the paper introduced the working principle and device of the two-pass rotary kiln and had an analysis method of mechanics of the rolling ring.

首先，本文介绍了2档回转窑工作原理和装置，对滚圈的力学行为进行了分析，提出了基于筒体-窑衬-大齿圈-滚圈-托轮的回转窑整体建模，对滚圈-托轮的接触应力进行有限元分析的方法，并得到了滚圈接触应力的大小和分布规律，结果表明滚圈接触应力在一周内主要存在两个主要的峰值和突变，都出现在滚圈与托轮接触区域

Several objective spins of solid cylinder torsion deformation were rendered and the large deformation elastoviscoplastic constitutive relationship s were derived for the Oldroyd stress rate,the generalizing Jaumann stress rate and the stress rate with respect to the spin of the frame of deformation rate with the aid of stress-strain curve from torsion test.

应用等向强化的J2流动塑性理论，建立了以扭转试验的应力—应变曲线为基准的，分别由Oldroyd、广义Jaumann应力导数和相对于变形率标架旋率的应力导数表述的大变形弹塑性本构关系。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。