拉伸

PET纤维随着拉伸倍数的提高，其取向度和结晶度都相应提高。

The orientation de - gree and crystallinity of PET fiber were increased with the draw ratio .

LF（21）铝合金厚壁管的拉伸工艺试验

The Draw Test of LF_ ( 21 ) Alloy Thick-wall Tube

这块肌肉要是再拉伸的话，甚至可能会撕裂。

If the muscle is stretched again it could even tear .

千万不要迫使双腿过度拉伸，否则会受伤的。

Never force your legs to overstretch , or you can cause injuries .

试着双腿伸直并且向上拉伸脚趾。

Try stretching your legs and pulling your toes upwards

该电缆不能拉伸。

The cables are designed not to stretch

这个虫子轻轻打它的肚子，注重肚子上边有挤压拉伸形变

Bug Squash Tummy-Here the bug pats hellos stomach and It'squashes and stretches .

规律的拉伸是所有跑者和运动员训练的重要组成部分。

For all runners and athletes , a regular stretching regimen is an important part of conditioning .

要保持骨骼、关节、肌肉、韧带和跟腱健康，静态与动态拉伸都是必要的。

Both static and dynamic stretches are needed to keep your bones , joints1 , muscles , ligaments and tendons healthy .

第四，有了虫洞，就说明时空可以被拉伸、压缩、撕裂，也就推导出了时空旅行这个想法

Fourth , a worm hole , elucidation space-time can stretch , compression , rent , also is deduced time-travel this idea .

可能会因为清除途中障碍物而过度拉伸，或因为急转弯而牵拉到跟腱、扭伤脚踝或膝盖，也可能被绊倒——摔倒还可能造成擦伤和头部损伤。

You may overstretch to clear an object in your path , or you may swerve12 suddenly and pull a tendon , twist an ankle or knee , or trip and fall . With falls , abrasions13 and head injuries aren 't out of the question , too .

拉伸弹性模量E对抽拔力的影响

The Effect of Modulus of Elasticity in Tension on Pulling Force

pH＞12.0时拉伸强度下降。

PH > 12.0 the tensile strength will decline .

PC钢丝拉伸断口与其力学性能

Tensile Fracture and Mechanical Properties of PC Steel Wire

用激光散光法测有中心裂纹拉伸板的应力强度因子KⅠ

Measurement of Mode I Stress Intensity Factors of Central Crack Sheets by Scattered-Light Photoelasticity

TRIP钢动态拉伸行为的残余奥氏体转变相关性研究

Relationship between Transformation of Retained Austenite and Dynamic Tensile Behavior of TRIP Steel

为了观察此现象，DNA分子在玻片上由一个磁珠拉伸。

To observe this , a DNA molecule is stretched between a magnetic bead and a glass surface .

PET薄膜双向拉伸技术及发展方向

PET film biaxial stretching technique and development direction

加张烧成改善连续SiC纤维的束丝拉伸性能

Improved Tensile Behavior of the Continuous SiC Yarns Pyrolyzed from Polycarbosilane under Tension

PVC压延双向拉伸膜生产技术

Process Technology of PVC Calendering Biaxial Stretching Film

凝固与拉伸条件对PAN纤维结构形态的影响

Effect of coagulation and drawing condition on structure and morphology of PAN fiber

冻胶纺PVA纤维的超拉伸研究

A study of ultra-drawing of gel - spun PVA Fibre

直裂纹短圆棒拉伸试样的J积分估算公式

J integral Estimation Formula for a Straight Through Cracked Short Rod Tension Specimen

研究了四种不同粒径PP／PA6微粉制备共混物的结构与性能，在2个4%含量下，共混物拉伸强度随粒径增大而增加；

The structure and properties of SBS / different plastic powder blends were studied .

TiC含量为10%时具有最佳的高温拉伸性能。

The composite with 10 % TiC has optimum high temperature tensile properties .

研究结果表明：I.根据测得的位移场研究了该高分子材料拉伸过程中应变和应变率的变化以及应力应变变化规律，并对试验结果进行了详细分析。

The variation of strain and strain rate during tension were studied according to the displacement field .

采用DSC研究了不同拉伸比的单轴取向PET纤维在不同湿度下的冷结晶过程。

The cool crystallization of uniaxially oriented PET was studied at different draw ratios and humidity by DSC .

PVA纤维水泥基复合材料轴向拉伸应力-应变全曲线试验研究

Testing research of cement concrete reinforced with PVA fiber stress-strain whole curve in direct tension

J积分全塑性近似解及其在紧凑拉伸试样上的应用

An Approximate Analytic Expression of J-integral for Fully Plastic Problems and Its Application to Compact Specimen

区域拉伸LLDPE单丝的力学及热收缩性能

Mechanical and heat shrinkage properties of LLDPE fibres by zone drawing