stretch是什么意思

网络释义

用法例句

Effect of rolling technology on elongation of two-side stainless steel cladding aluminum composite;

轧制工艺对双面不锈钢复铝板伸长(率)的影响

The Cause for Low Elongation of Ductile Iron Pipein Hot Mold by Centrifugal Casting;

热模法离心铸造球铁管伸长(率)低的原因探析

Study on some problems of elongation control in flat rolling;

冷轧平整机轧制伸长(率)控制问题研究

And the result that the properties of the Al-Si alloy were improved is obvious: the tensile strength and the percentage elongation within the scope certainly of the RE element content increased synchronously with the increase of RE content, and .

结果表明:该合金的抗拉强度和伸长(率)在一定浓度范围随RE含量增加而同步增长,且都有相同的最佳效果加入量,但稀土元素对铝硅合金的抗拉强度改善效果不是很明显。

The reasons of low percentage elongation of mid Si Mo vermicular graphite cast iron exhaust tube casting in trial production were analyzed.

对试生产的中硅钼合金蠕墨铸铁排气管铸件本体伸长(率)不足的原因进行了显微组织分析。

Besed on the study of a series of experiments,this article found the relationship of material percentage elongation and specimen gauge length.

基于试验研究,提出了材料伸长(率)与试样标距长度之间的经验关系,经对板式、棒式和管式试样的试验结果分析,利用定量关系换算的值与试验值吻合性很好。

The stranded wire is used widely in civil engineering, its elongation ratio is one of important indexes, How to test precisely the index is a problem that has been researched for a long time.

钢绞线在土木工程中应用十分广泛,钢绞线的伸长(率)是钢绞线的重要力学性能指标之一,如何精确测量该指标是长期以来一直在探索的问题。

A new concept, specific net elongate ratio (SNER, ratio of net elongate ratio of treatment to that of the control), was presented, and a new method to evaluate the sensitivity of rice to GA3 using SNER was suggested.

在充分考虑起始株高和试验期间对照正常生长动态变化的基础上提出了比净伸长(率)(specificnetelongateratio,GA3处理的净伸长(率)和对照净伸长(率)之比)的概念,并建议根据比净伸长(率)分析各株系对GA3的敏感性。

On the basis of calcuiation and experience, through side-bending test, test piece's extensibility is relative small, and its weld surface after processed is unaffected by the piece's surface quality.

根据计算和经验,侧弯伸长(率)小,且焊缝表面经过加工,不受表面质量影响,所以试验结果更接近实际,更为准确。

Analyze the change law of basic performance index of mechanics such as yield strength,limit strength and extensibility under corrosion in marin climate basing on the mechanics property experiment on building material made of steel under the condition of corrosion in order to supply basis to research the anticorrosion of steel.

通过对钢结构建筑材料在腐蚀条件下的力学性能试验 (单向拉伸试验 ) ,分析了在海洋气候腐蚀条件下钢材的屈服强度、极限强度和伸长(率)等基本力学性能指标的变化规律 ,为研究钢结构的防腐提供依