查询词典 tensile

The dissertation aims at the study on tensile strain behaviors of five different manganese content TWIP steels under various strain rates.

中文摘要本文研究了五种不同锰含量的孪晶诱发塑性钢在不同应变速率下的拉伸应变行为。

The strain hardening behaviour of five TWIP steels with different Mn content was investigated by static tensile test and metallography.

采用静态拉伸、金相组织观察方法研究了5种不同锰含量的TWIP钢的拉伸应变硬化行为。

Moreover,a new type of specimen assembly is designed so that microscopic observations of fracture at different stages of the tensile failure process can be performed.

此外，还设计了一个新的试件安装方式，能够在拉伸过程的任何一个中间阶段非破坏地取下试件以对其进行显微观察等。

Determination of ultimate tensile stress parallel to grain using small clear specimens.

无缺陷木材细木条的小试样纵向拉伸抗断裂强度的测定

It has been found that annealing resulted in an increment of the ultimate tensile strength and the flow stress at given strains, while annealing in vacuum contributed much more for the increment than annealing in air.

在真空炉中退火的316不锈钢的表面氧化层分内、外两层，外层由均匀、致密的亚微细晶粒组成；而在空气炉中生成的氧化层结构复杂，和基体的结合强度非常低。

The fatigue test of CFRP bars was carried out at the different cyclic stress, choose the 70% ultimate tensile stress of CFRP bar as the maximum cyclic stress, under the cyclic ratios of R=0.5 （the minimum-to-maximum stress ratio） and R=0 and the fatigue behavior of CFRP bars was investigated.

进行了不同循环应力下CFRP筋的常温疲劳试验，选取CFRP筋70％的极限拉伸应力作为最大循环应力，在R=0.5（最小循环应力与最大循环应力的比）和R=0的应力率下，测量了CFRP筋的疲劳寿命曲线，研究了CFRP筋的疲劳性能。

While under the same anchorage conditions, the ultimate tensile stress in adhesive reinforcement of beam is much smaller than the ultimate stress in pull-out test of block specimen.

将植筋搭接梁的试验结果与块体试件植筋锚固单向拉拔试验的结果比较表明，在相同植筋条件下，梁式试件破坏时钢筋的应力远小于块体试件单向拉拔试件破坏时钢筋的应力。

Compared with conventional rolling,yield stress and ultimate tensile stress in the annealed DSRed AZ31 magnesium alloy sheet were almost the same to the conventional rolling,while the room elongation of annealed DSRed AZ31 magnesium sheet was improved.

非对称热挤压制备的AZ31镁合金板材厚度方向上存在晶粒尺寸梯度，上表层平均晶粒尺寸最小2.50μm下表层最大(3.67μm中间层晶粒尺寸介于两者之间(3.13μm)。

Because of their high tensile strength and good resistance against creep, fatigue and hot corrosion at elevated temperatures, nickel base superalloys are widely used for making the key components operating under the uncharitable conditions such as high temperature and high speed in aviation, power and petrochemical industries.

镍基高温合金具有良好的高温拉伸强度、高温蠕变抗力以及相当优异的抗高温疲劳和热腐蚀性能，广泛地用于制作航空、动力、石化等部门中承受高温、高速等苛刻工作条件的关键部件。

The effects of synthetic conditions on the chemical composition of the moisture- curable polyurethane liquid rubber and physiochemical properties of the cured rubber, the effect of storage temperature on the pot-life of the uncured rubber, and the effect of curing time on the tensile strength of the cured rubber are investigated.

本工作研究了通过空气中的水分固化的一液型聚氨酯液体橡胶的组成、合成条件等因索对固化胶物理机械性能的影响，并讨论了温度对保存时间和固化胶放置时间对强度的影响。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。