pre-tension

Analysis and Prevention of Longitudinal Cracks of Bottom Boards of Pre-tension Prestressed Hollow Beams

先张法预应力空心梁底板纵向裂纹分析与防治

Engineering apply and analysis of reinforced wall with geogrid by pre-tension

预张拉土工格栅加筋土挡墙工程应用与分析

Study of the Long Line Method of Fold Line Pre-tension Beams

折线先张梁长线法工艺研究

Analysis in Construction Process of Space Pre-tension Structures

预应力空间结构成形过程分析

The pre-tension must be even on the left and the right .

左右两侧的预张紧力必须均衡。

Control of Welding Distortion of Al Alloy Sheet through Pre-tension

预拉伸控制铝合金焊接变形

Effect of Track Pre-tension on the Ride Quality of High-speed Tracked Vehicle

高速履带车辆履带预紧张力对平顺性的影响

The Influence of Cable Net Pre-tension to Mode of Metal Mesh Reflector

金属网反射器索网预应力对模态的影响

Effect of Pre-tension on Welding Residual Stresses and Distortions of Aluminum Alloy

预拉伸对铝合金焊接残余应力和变形的影响

Analysis on the tendency of welding hot cracks of aluminum alloy increased by longitudinal pre-tension

纵向预拉伸增大铝合金焊接热裂纹倾向的分析

Study on the Pre-tension Force of Anchor Bolts in Ladle Turret

钢包回转台地脚螺栓的预紧力研究

In order to make Use of the material rationally , the pre-tension deformation should be reasonably decided .

合理地确定预拉伸变形量才能合理的利用材料。

The sensitivity matrix to reflect the relationship between the pre-tension deviation and the length error is established .

建立了反映预张力偏差和长度误差关系的敏感性矩阵。

Space pre-tension structures under construction and pre-tensioning are usually with sophisticated behaviors and small stiffness .

预应力空间结构施工张拉过程受力复杂，刚度较小。

Calculation of Pre-tension for Track Tensioning Device Calculation of the Air-actuated Spring Lift Force

履带张紧装置预紧力的计算气弹簧举力计算

Simulative calculation of cable pre-tension and calculation of unstressed cable length in flexible pre-stress structure

预应力柔性结构中拉索预张力模拟的迭代算法和无应力索长的计算

The Effect of Pre-tension of Core Yarns on the Strength of Rubbing Core Spun Yarns

芯丝预加张力对摩擦包芯纱强力的影响

Experimental Studies on Pre-stressing Frictional Loss of the Fold-line Pre-tension Pre-stressed Beam

先张法折线形预应力梁钢绞线摩擦损失试验研究

To do this , pre-tension all spindles evenly to achieve a balanced weight distribution .

为此，请均匀预紧所有芯轴，使得重量分布平衡。

The paper studied how pre-tension affect single-strand breaking strength , through a series of comparision experiment of different pre-tension .

文章通过一组不同的预加张力的比对试验，探讨预加张力对单纱断裂强力的影响。

In order to solve the problem , a new method to determine value of pre-tension lattice is put forward , That is , improved the initial strain method .

为了解决减少计算量和迭代次数的问题，本文提出了一种新的控制拉索预拉力值的方法，即改进的初始应变法。

THE METHOD OF DOUBLE-SUBSTRUCTURE IN THE STRESS ANALYSIS OF BOLT SCREW WITH INTERFERENCE FITTING Direct Testing of the Pre-tension in Screw Connection

用二次子结构法对过盈螺纹进行应力分析

The structural features of the system , determination of initial pre-tension , dynamic functions , mechanical behaviors under load and the construction of main nodes , are introduced .

介绍了该体系的结构特点、初始预张力确定、动力特性、荷载作用下的力学性能，以及主要节点构造等。

Yarns with different counts were tested and compared . And the trend how the pre-tension and proportion affect the strength and elongation was studied .

本文对不同细度的纱线的强伸性能作了测试和比较，并对长丝预加张力和含量对纱线的强伸性能的影响趋势作了探讨。

Study on the Technology and Properties of the Rotor Spun Composite Yarn ; Effect of filament pre-tension on performance of wool / polyester embedded composite yarn

转杯纺长丝/短纤复合纱纺纱工艺与纱线性能研究

According to its symmetry , a finite element model of a quarter arterial wall was built and applied pre-tension and blood pressure to simulate the real dynamic environment .

根据其对称性，建立了动脉壁的14有限元模型，并对模型施加了预拉伸和血压，以模拟真实的血管壁力学环境。

With the underground mine cases , a test of the bolt pre-tension control was conducted and the bolt broken phenomenon was basically eliminated with excellent effect .

通过井下实例进行了锚杆预紧力控制的试验，锚杆破断现象基本消失，取得了很好的支护效果。

Finally , stress distribution for thread in engine cylinder block in pre-tension load case and peak-combustion-pressure load case are calculated and analyzed to verify this method .

最后通过实例对某气缸体螺纹区域在预紧状态、峰值燃烧压力作用下的应力进行计算与分析，验证该计算方案的可行性。

The structure simulation of ball-hinge support method must be processed around three basic characteristics , including distinct contact , pre-tension and friction brought from relative glide trend .

球铰支撑方式的有限元分析必须围绕其支撑方式所具有的严格而又明显的接触特性、顶丝预紧力作用、具有相对滑动趋势而产生的摩擦这三大基本特征展开。

For deepwater risers , due to their own gravity and transverse load by current , enough pre-tension should be available to guarantee stability and strength .

对于深水立管而言，由于水流的横向载荷作用和自身重力作用，立管需要足够大的预张力来维持自身的稳定性和强度。