拉伸曲线

3D机织复合材料的拉伸曲线无屈服点，是脆性材料；

There is no yield point strength at load-displacement curves of all kinds of 3D woven composites , which shows that the composites are brittle material ;

通过SEM观察及对拉伸曲线和弹性回复率等性能的测定，研究了热处理温度和拉伸张力对PTT纤维结构和力学性能的影响。

The effects of temperature and tension of heat treatments on the structure and mechanical properties of PTT fibers were investigated through SEM observation , and testing of the tensile and the rate of resilient-elasticity recovery .

这一新方程在保持原方程反映材料应变速率敏感效应的基础上，在拟合lgσ-Igε曲线及实际拉伸曲线上均优于原方程。

On basis of remaining the effect of strain-rate sensitivity this new equation is better than the forme in modeling the stress-strain and lg σ - lg ε curves .

依据应变诱发马氏体相变材料拉伸曲线的特点，提出了一种应变诱发马氏体相变能Ept的测定方法，并测定了3种材料在弹塑性失稳与应力平台阶段的相变能。

A method for measuring transformation energy ( Ept ) of strain-induced martensite has been proposed from the tensile curves of 3 metastable steels .

根据镁合金在50℃~400℃范围内的单向拉伸曲线分析结果，找出AZ31镁合金的抗拉强度、伸长率随变形温度、变形速度的变化规律。

According to the analytical results of uniaxial tensile curves in a temperature range between 50 ℃ and 400 ℃, the variation rule of tensile strength and elongation was found .

弹塑性材料全拉伸曲线拟合的新模型

A new model of tensile curve fitting for elastic plastic materials

利用拉伸曲线测定应变诱发马氏体相变能

Measurement of transformation energy of strain - induced martensite by tensile curve

研究了国产聚碳酸酯的光塑模拟性能，得到了拉伸曲线、压缩曲线；

Tension and compression curves of the material are obtained .

硼钛复合纤维拉伸曲线分析

Analysis of Stress-Strain Behavior of B_w / Ti Composite Fiber

复合固体推进剂单向拉伸曲线分析

An Analysis on the Stress-Strain Curves of Composite solid propellant

异种组份平行组合混纤丝拉伸曲线研究

A study on the stress-strain curve of blended filament yarn

发现面粉的拉伸曲线与面包品质的关系非常密切。

It is found tha the extensograph curve and bread quality were closely related .

纤维典型拉伸曲线及指标计算中的基本问题

Fundamental issues on the typical tensile curve and the calculation of tensile parameters of fibres

钛板的拉伸曲线的自动测试及其机械性能的确定

The Automatical Measurement of the Tensile Curves and the Determination of Mechanical Property of Titanium Sheets

详细分析了PET/PTT双组分复合长丝的典型拉伸曲线及其表现出的独特的二次屈服现象。

Typical tension curve of the PET / PTT filament and its special two yielding areas were analyzed in detail .

结果表明：开孔和闭孔泡沫铝的拉伸曲线由线弹性变形段和塑性变形段组成，线弹性变形段很短，塑性屈服中没有出现明显的屈服点；

The tensile stress-strain curves of open cells and closed cells all showed short elastic deforming region and plastic region without apparent plastic point .

实验结果表明，在应变值较小的情况下，拉伸曲线和扭转实验的等效应力应变曲线基本重合，并且在屈服阶段单一拉伸得到的等效应力值要明显高于纯扭转时的等效应力值。

The results show that the equivalent effective stress-strain curves of monotonic tension and pure torsion basically coincide while the equivalent effective strain is smaller .

有序Ni3Mn的拉伸曲线存在明显的屈服平台，而无序态没有。

There is a yield platform in the engineering stress-strain curve of ordered Ni_3Mn , however , no similar phenomenon has been observed in disordered Ni_3Mn .

运用模糊群子理论对影响复合固体推进剂力学性能的因素及其单向拉伸曲线进行了分析，结果发现，推进剂的力学性能可由控制阻碍形变因素和屈服因素的主次对比来调节；

The Vague Sub cluster theory is presented for investigating the constitutive relation of the stress strain curves and the factors which affect the mechanical properties of composite solid propellant .

真实全曲线的测定方法克服了传统力学性能自动测定仪器用力-夹头位移曲线（伪拉伸曲线）代替真实力-伸长曲线所带来的不可避免的较大误差。

The actual entire curve testing method overcomes the inevitable error in which traditional mechanical property automatic testing instrument forcibly-collet displacement curve ( false stretching curve ) replaces actual strength-stretching curve .

取得了颈部形状、拉伸曲线和颈缩区的应力应变分布等计算结果，并和实验结果作了比较。

The shape of the neck , the load-displacement curve and distribution of strains and stresses are obtained . Numerical results are compared with experimental ones and those of Bridgman ane other researchers .

结果表明，复丝热收缩率的测试数据只大体反映未被拉断的单纤维中的热收缩率最大值，复丝热收缩后的拉伸曲线与单纤维热收缩率分布有一定程度的相关性。

The results of heat shrinkage rate of multi-filaments only express the maximum heat shrinkage rate of unbroken filament . The tensile curve of multi-filaments after heat shrinkage had some relationship with the distribution of heat shrinkage rate of single fiber .

研究了不同添加量的偶氮甲酰胺对特一粉、特二粉粉质曲线及拉伸曲线的影响，找出偶氮甲酰胺的最佳添加量20mg/kg。

The effects of azodicarbonamide ( ADA ) in different addition amount on farinogram and extensograph curves of Special Flour ⅰ and ⅱ were studied . The optimum addition amount of ADA has been found to be 20 mg / kg .

通过对试样拉伸曲线的分析，在拉伸受力范围内，曲线斜率有由低到高明显的转折，满足体内血管直径-压力曲线变化特征，证明了织物结构设计方法的有效性。

Analyzing the samples ' tensile curves within the tensile load , the curve slopes have apparent transition from low to high and meet the requirements of the body vessel in diameter-pressure variation , that prove the validity of fabric structure design method .

分析实验数据，并根据复合材料理论分析模型，得出试件理论拉伸曲线和三点弯曲载荷下的理论挠曲线，分别与实验数据进行比较。

According to the analysis of experimental data , based on the theoretical model of composite , we can get a theoretical tensile curve of specimen and the theoretical deflection curves on 3-point bending load bending , then compared them with experimental data respectively .

测试结果表明，四种典型的弹性纬编针织物的拉伸曲线具有相似的特征，其特征表现为拉伸出现明显的三个阶段，即低强高伸、高强高伸和高强低伸。

Test results show that the four typical tensile curves of elastic weft-knitted fabrics have similar characteristics , which exhibit three obvious phases , that is , low strength and high elongation , high strength and high elongation and high strength and low elongation .

由单向层压板偏轴拉伸S-N曲线估算面内剪切S-N曲线的方法

Method of Estimating In-plane Shear S-N Curve of Unidirectional Laminate from Off-axis Tension S - N Curve

K46合金的高温拉伸蠕变曲线表现出非常长的稳态蠕变阶段，而较高的蠕变塑性来自于加速蠕变阶段。

It is found that the creep curves of alloy K46 consist mainly of a longer steady-state creep stage and an accelerated creep stage , which occupies the most creep strain .

金属材料拉伸特性曲线特征数据的自动求取

Auto-quest Feather Data of Extended Curve in metal Material

低周循环荷载作用下混凝土轴向拉伸全曲线的试验研究

Experimental investigation of complete stress-deformation curves for concrete under low frequency cyclic load