查询词典 tensile

Manganese is often added to steel to increase its tensile strength.

锰经常加到钢中来提高它的张力。

Then it is selected including the volume of arch dam, the safety factor of stability, and maximal and minimal principle stress (maximal tensile stress and compression stress).

然后挑选出坝体体积，稳定安全系数，最大和最小主应力（即最大拉应力和最大压应力）。

The relationship between stress and strain in a particular material is determined by means of a tensile test .

一个材料的应力和应变之间的关系是通过拉伸测试法决定的。

The relationship between stress and strain in a particular material is determined by means of a tensile test.

之间的关系应力和应变在一个特定的物质决心通过拉伸试验。

Selected chemical composition and new technical skill improve the quality of tensile strength, toughness, meltability of the steel.

严格挑选化学成份，经新技术特别提炼后，能提高钢材本质伸延性、韧性、及溶接性，不容易爆裂。

Olymethyl methacrylate shows a good mechanical strength, tensile strength and hardness and is easy to polish.

MMA是一种脆的，具有高硬度高刚性和高强度的物质。另外PMMA还不易刮伤并容易抛光。

The effects of annealing temperature and deforming temperature on the microstructure and shape memory behavior of Ti-49.8Ni shape memory alloy wires and springs were investigated by optical micrometry and tensile test.

中文摘要：用光学显微技术及拉伸试验研究了退火温度Ta和形变温度Td对Ti-49.8Ni形状记忆合金丝材及弹簧的显微组织与形状记忆行为的影响。

The influence of brazing temperature and holding time on microstructure and tensile strength was studied.

研究了钎焊温度和保温时间对钎焊接头组织和性能的影响。

In chapter 5, the concept of zero-span tension known in papermaking area is for the first time introduce to wood science area to explore in-tree variation of longitudinal tensile strength of tracheids and its main influencing factors. In chapter 6, composite micromechanics and classic laminated theory are used to make a comprehensive and detailed analysis of the main influencing factors of mechanical properties of tracheids cell wall. Some experimental results acquired in the foregoing chapters are explained successfully. Results were summarized as follows: Mechanical characteristics of wood at micron scale: 1 At micron scale, the longitudinal mechanicai behavior of wood microtome section differs greatly from that of wood with normal size.

论文的第2章首先研究了微米尺度下木材的力学特性，为后面运用木材微切片拉伸技术奠定一定的理论基础；在第3章，首次考虑到了微米尺度下木材力学性质的尺寸效应，并运用木材微切片正常间距拉伸技术研究了管胞纵向弹性模量的株内变异规律；在第4章，首次利用纳米压痕技术中最新发展起来的连续刚度测量法直接在管胞细胞壁上进行纳米级的压痕实验，测量次生壁S〓层的纵横向弹性模量和硬度，从而把细胞壁力学的研究提高到一个更高的水平；在第5章，首次把造纸领域的零距拉伸技术引入木材科学研究领域，研究了管胞纵向抗拉强度的株内变异规律及其主要影响因素；第6章则运用复合材料细观力学的基本理论和经典层板理论对影响细胞壁力学性能的主要因素进行了全面而系统的分析，并为前几章的一些实验结果提供理论上的解释。

Mild steel has a high tensile strength, this being about 200 times that of concrete.

软钢的抗张强度大，约为混凝土的200倍。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。