1、

FEM and theory of space engagement incorporated, contact strength, main stress envelope on root of tooth, load distribution among teeth and effect that assembly error to transmission strength has been studied in this paper.

本文利用有限元分析方法,结合空间啮合原理,对侧隙可调式蜗杆传动的接触强度,蜗轮主应力分布,齿间载荷分配以及装配误差等进行了研究。

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2、

A research on the effect of cutting force and surface residual stress of work piece on tooling wear

刀具磨损与切削力及工件表面残余应力的研究

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3、

Effect of Scatter of Pre-tension Stress on Fatigue Life of Bolt

预紧力的分散性对螺栓疲劳寿命的影响

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4、

Effect of Relative Grain Size on the Flow Stress of Polycrystalline FCC Sheets in Simple Tension Test

晶粒相对尺寸对FCC多晶体板材单向拉伸流动应力的影响

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5、

Droplet related stress can be directly calculated by terminal settlement speed; Several classical models for the gas-liquid mass transfer coefficient were compared, and the influences of the bubble size distribution and bubble wake effect were discussed.

也可忽略重力沉降过程中的加速效应,直接以终端沉降速度进行液滴的有关运动计算;比较了几种气液传质模型,讨论了气泡大小分布和气泡尾涡加速效应对气液传质的影响。

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6、

Study on Terrestrial Stress Tests for Kaiser Effect on Surrounding Rocks at Gonghe Tunnel

共和隧道围岩Kaiser效应地应力测试研究

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8、

The effect of aging and cold working rate on the trans formation properties and the recovery strain in Ti-50. 5mol% Ni shape memory alloy have been investigated with DSC ( Differential Scanning Calorimetry) and mechanical test under a constant stress.

用示差扫描热分析仪(DSC)和恒应力拉伸试验研究了时效和冷加工率对Ti-50.5mol%Ni形状记忆合金相变特性和回复应变的影响。

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9、

Secondly, the choice of boundary material and the matching of boundary effect of the test model of deep hole bench blasting are analyzed by utilizing stress wave theory. At the same time the results of experiments were applied to the project practice.

然后利用应力波理论,讨论了深孔台阶爆破试验模型的边界材料的选择和边界效应匹配问题,同时将实验结果应用到了工程实际中去。

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10、

Effect of Heat Stress on Biochemical Indices in Serum and Endocrinic Function of Broilers

热应激对肉鸡血液生化指标及内分泌机能的影响

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11、

The results show that the four failure modes were ranked from highest to lowest effect: slip along the foundation, non-uniform distributions of stress, tension crack of the floodgate heel in the upper stream and compression failure of the floodgate toe in the downstream line.

由计算结果看出,水闸闸室沿闸基面滑动为水闸的最主要失效模式,上下游应力不均匀、上游闸踵拉裂、下游闸趾压坏为次要失效模式。

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12、

The enhancement mechanism of hybrid fiber was investigated by observing the SEM photos of cross section. The main factors affecting the hybrid effect coefficient were presented and the relationship among this coefficient, transverse tensile strength and stress relaxation rate of NAFC materials was discussed.

利用扫描电镜(SEM)分析了材料拉伸断面形貌,探讨了混杂纤维增强机制,分析了混杂效应系数的主要影响因素,研究了混杂效应系数与材料横向抗拉强度和应力松弛率之间的关系。

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14、

Effect of Tensile Strain Rate on Stress-Strain Properties of Synthetic Filaments

拉伸应变速率与化纤长丝应力应变关系探讨

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15、

Bar-bar tensile impact testing apparatus was used to study mechanical behavior of 20# steel at different strain rates. From the stress-strain curves obtained, it is found that the strain rate effect is distinct.

利用旋转盘式间接杆杆型冲击拉伸试验装置对20号钢进行了三个应变率的冲击拉伸试验研究,得到了材料在不同应变率下的应力应变曲线。

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16、

Based on gradient-dependent plasticity where an internal length parameter is included to consider the microstructural effect, the distributions of shear deformation, shear strain and temperature in adiabatic shear band were derived considering the slow and sharp decrease of load-carrying capacity beyond the peak shear stress.

采用梯度塑性理论,考虑了峰值剪切应力之后的材料承载能力缓慢降低的过程及承载能力快速降低的过程,推导了剪切带内部的剪切变形、应变及温度分布的公式。

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17、

Effect of Residual Stress on the Hardness of Metallic Glasses Using Finite Element Simulation of Indentation Experiment; testing with Seleroscope

有限元方法模拟压痕实验研究残余应力对金属玻璃硬度的影响用塞勒硬度试验器试验

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18、

Effect of NaCl stress on photosystem ⅱ functions in Populus nigra leaves

NaCl胁迫对欧洲黑杨组培植株叶片光系统Ⅱ功能的影响

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19、

Three-Dimensional Stress Concentration Effect in Notched Plates

带槽平板的三维应力集中效应

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20、

Effect of Couple Stress in Thin Film Lubrication

薄膜润滑中的应力偶效应

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