The article describes calculation method of bending moment and elastic resilience value Δα,and analyzes all kinds of effect factors.
叙述了弯曲力矩及弹性回弹量Δα的计算,全面分析了影响弯曲件弹性回弹的主要因素;着重介绍了各种先进的控制弯曲弹性回弹的工艺技术方法,所提供的二十余幅工艺插图,具有较强的实用价值。
When the IPA was introduced into the macromolecular main chain of PEG segment, the crystallization of PEG segment was impeded, and as a result the elasticity of PBT/(PEG+IPA) elastic fibers at relatively low temperature increased to some extent compared with the unmodified PBT/PEG fibers.
为提高弹性纤维的低温回弹性能,采用间苯二甲酸(IPA)与PEG反应得到软段共聚酯,再与PBT通过酯交换反应得到PBT/(PEG+IPA)共聚物,由于聚乙二醇结构的规整性降低,纤维的低温回弹性能得到了一定的改善。
After testing the compound formulation and determining the characteristic, the special compound for special rubber jump for funnel chest flattering apparatus was prepared based on NR/cis-BR with excellent physical property, elasticity and meeting the performance requirement.
以天然橡胶与顺丁橡胶并用胶为基础材料,通过胶料配方试验及性能测试,制得了具有优良物性、回弹性和符合使用要求的漏斗胸矫治器橡胶泵专用胶料,并确定了生产配方和工艺条件。
The chemical structure, melt-point, flow index, thermal resistance and elasticity of modified PUR-T were tested.
随着扩链剂中DDSU摩尔分数的增加,PUR-T的耐热性和回弹性提高,并且在熔融状态下可以流动。
It disclosed,in the work state of having shrink ring,the variable law of die elastic expansion and gear spring-back when mould unloading.
本文采用数值模拟的方法,以锥齿轮冷闭式锻造精密成形工艺为对象,模拟了锥齿轮的冷闭式锻造成形过程,揭示了在有预应力的工况下模具弹性膨胀变形及锥齿轮锻件出模后弹性回复的变化规律。
Die elastic deformation and component spring-back is unavoidable in cold net-shape forging technology of spur gear, and they play an important role in dimensional accuracy.
冷精锻齿轮工艺中,模具的弹性变形和锻件的弹性回复行为是不可避免的,并且二者对精锻件的精度产生很大影响。
The effect of dosage of 810 ester on rigidity,tensile strength, breaking extension,rebound elasticity,heat weight loss,flow rate of fused mass were studied.
研究了将 810酯和DOP按各种比例混合作主增塑剂 ,用于制作汽车密封条用PVC软质粒料 ;试验了810酯用量比对材料硬度、拉伸强度、断裂伸长率、回弹性、热失重、熔体流动速率的影响。
flexural resilience
弯曲回弹性,挠曲回弹性;弯曲回弹能,挠曲回弹能
luke rebound resilience testing methods for vulcanized ubber
硫化橡胶回弹性的测定
Covered wires--Test method for springiness
GB/T1343.4-1984绕包线回弹性试验方法
Rubber-Determination of rebound resilience of vulcanizates
GB/T1681-1991硫化橡胶回弹性的测定
Plastic deformation and creep are highly undesirable, resilience is favourable.
塑性形变和蠕变是很不利的,回弹性则是有利的。
Cellular plastics--Flexible polyurethane foam-Determination of resilience
GB/T6670-1997软质聚氨酯泡沫塑料回弹性能的测定
Methods of test for enamelled wires--Springness test--Round wires
GB/T4074.4-1983漆包线试验方法回弹性试验圆线
Methods of test for enamelled wires--Springness test--Rectangular wires
GB/T4074.5-1983漆包线试验方法回弹性试验扁线
Techniques of Improving the Compression Elasticity of Polyester Hollow Fibers;
提高中空涤纶短纤维压缩回弹性生产技术研究
To spring back, as upon firing.
弹回,跳回弹回,如因开火而弹回
Applying Resilience to Evaluate Elasticity Resuming Performance of Rubber Asphalt
应用回弹恢复评价橡胶沥青的弹性恢复能力
testing method for crimp recovery of stretch filament yarn
弹性长丝纱的卷曲回复率试验法
degree of hardness and elasticity of a tempered meta
(金属回火后的)硬度和弹性.
THE ECHO BEHAVIOR ANALYSIS OF THE NONEQUILIBRIUM WAKE
再入弹头非平衡尾迹的回波特性分析
Rigid Element Analysis for Stamping Springback Simulation;
冲压成形回弹仿真的刚性单元法研究
The Research on Resilience:Its Evolution and Direction;
心理弹性(Resilience)研究的回顾与展望
Research on Volatility of Flame Retarding High Resilience Polyurethane Foam
阻燃高回弹聚氨酯泡沫的挥发性研究
Stretching and Elastic Recovery of PTT/PET Self-crimping Filament
PTT/PET自卷曲长丝的拉伸和弹性回复性能