1、

Experiment and analysis about friction stress distributed in processes of punch bulging

球形凸模胀形时摩擦应力分布的理论计算、分析与实验验证

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2、

When it was tensile failure, the curve of stress-strain relationship was softening and the reinforcement only increased the angle of internal friction of soil.

当发生拉断破坏时,其应力-应变曲线为软化型,此时加筋仅增加土体的粘聚力分量;

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3、

The establishment of the numerical simulation of material model for tin bronze alloys equal channel angular pressing, analysis process of metal flow, temperature distribution and stress distribution, impact of friction coefficient, dead zones were also discussed. 3.

建立锡青铜等通道弯角挤压的数值模拟材料模型,对金属流动过程、温度分布、等效应力分布等进行了分析,对摩擦系数、死区的影响进行了讨论。

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4、

After the thermal flux enters into friction discs and steel discs, the temperature fields in these discs are affected, and then the thermal stress fields are generated, changing the mechanical status in discs.

摩擦热流进入摩擦片和对偶钢片后,引起温度场的改变,进而引起热应力场的产生,改变了盘片的力学状态。

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6、

Considering the effect of the angle of internal friction on the inclination of the sliding plane of soils behind retaining wall, the shape of the minor principal stress arch was theoretically analyzed.

考虑墙土摩擦角对挡土墙后土体滑裂面倾角的影响,对小主应力拱形状进行了理论分析。

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7、

It was concentrated on processes of crack surfaces slip, crack growth and friction heating of closed crack driven by sheer stress, heat conduction, decomposition of solid propellant and its interaction with the gas-phase product.

研究在压应力与剪切应力作用下闭合裂纹滑移、扩展、摩擦生热、热扩散、推进剂热分解及与气相产物相互作用。

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8、

Rolling normal contact stress calculation using nonlocal friction model

非局部摩擦模型下轧制单位力的分析

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9、

Specimen preparation, testing methods, well-bonded fiber, bridging fiber, broken fiber, residual stress, stress transfer, interface slip and friction shear stress were described in details.

从试样制备、测试方法、完整粘接纤维、搭桥纤维、断裂纤维、残余应力、应力传递、脱粘界面滑移、摩擦剪应力等方面进行详述。

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10、

Results of stress measurement for piles indicate that the test piles belong to the type of friction pile in the plant area, so design method of taking end bearing pile ought to be changed.

桩的应力测试成果表明:蓟县电厂的试验桩实属摩擦桩类型,从而改变苏方设计以端承桩为主的设计方法。

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11、
12、

According to the shapes of minor principal stress arch, the coefficients of earth pressure corresponding to different angle of internal friction and that of wall friction are gained.

根据得到的土拱形状,分别计算对应不同内摩擦角和墙土摩擦角时的侧土压力系数;

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13、

The experiment and comparison results show that the ultimate shear stress, cohesion and angle of internal friction decrease along with the broadening of water content in the expansive soil.

试验和对比结果表明,膨胀土的极限剪应力、凝聚力和摩擦角都随着含水率的增大而减小;

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14、

A clamp using this kind of surface can effectively increase the touch area, reduce the touch stress and increase the friction. Thus it can prevent the clamped object from being damaged and the stability is also reliable.

以该柔顺表面为主制成的夹具能有效地增大接触面积,降低接触应力,增加摩擦力,从而可以防止夹伤或夹坏被夹持物,并且提高夹持的稳固度。

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15、

The distribution rule of axis force and friction is studied basing on the stress values by test of anchor in PARS in Handan.

以某桩基的滑动测微计的检测应变数据实例,计算了该工程试桩的摩阻力分布规律和极限侧摩阻力。

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16、

The internal friction peak shows an anomalous amplitude effect, i.e., at a given temperature of measurement an internal friction peak is obtained when the internal friction is plotted against the stress amplitude.

所得的内耗峰表现有反常的振幅效应,即在一定的观测温度时,如将内耗表示为外加应力的函数,则也得到一个内耗峰。

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17、

With the increase of the friction coefficient the stress near the interfaces will increase at the foreside of contact zone while it will decrease at the tail of the contact zone.

随着膜层表面摩擦系数μ的增加,界面处的最大剪切应力,在接触前缘附近,都是随着μ的增加而增加,而在接触后缘则都随着μ的增加而降低。

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18、

But those things will also suck up much of your time and energy and create stress and friction in your life.

但是那些事情会占用你大量的时间和精力,并让你的生活增加压力和摩擦。

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19、

For samples at three-axial compression test, its failure forms include friction slippage, self-analogue plane expands and crankle expands of micro-cracks when the lateral stress is tensile stress or smaller value.

对于三轴压缩的岩石试件,当侧向应力为拉应力或很小时,其破坏形式主要是微裂纹的摩擦滑移、自相似平面扩展和弯折扩展。

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20、

Under the state of equivalent maximum stress, the contact friction condition of metal belt and pulley was simulated by the contact of ring and block in Timken Friction Test Machine.

以接触应力相等为等效的接触状态,采用环块摩擦实验机模拟的方法,对汽车无级自动变速器CVT带轮和钢带的接触条件进行了模拟。

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