rate of elongation

The sliding mechanism of the strip on the bridle was fully explained and the problem concerning the lose of elongation rate in the tension leveller was analysed.

对张力辊打滑的机理作出进一步的解释，并分析了拉伸弯曲矫直机延伸率损失问题。

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The results indicated that the tensile strength and yield strength of titanium castings increased but elongation rate decreased, and the hardness layer become thicker when the mold temperature raised.

结果表明，随着铸模温度升高，铸钛件的抗拉强度、屈服强度增加而延伸率下降，同时，铸钛表面硬化层增厚。

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By optimizing the culture conditions , the rate of adventitious bud induction , elongation and rooting reached to 100 % , 83 %, and 100 %, respectively.

采用优化的培养基培养,不定芽诱导率达到100%, 不定芽伸长率达83%, 生根率达到100%.在此基础上建立了保加利亚尖椒的子叶离体高效再生体系.

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The composite exhibited a tensile elongation of 250% at the initial strain rate of 8.9 × 10-4 s-1 at 833K.

研究表明：在温度为833K、初始应变速率为8.9×10-4s-1的拉伸变形条件下，其伸长率为250%；

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Thus, after sizing the yarn maintains a high elongation rate at the same time optimum separation of the yarn sheet on the splitting rods is ensured.

新型浆纱设备中有不同的张力区，这样经过上浆的纱线有较高的伸长率，同时保证分绞顺利。

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With the increase of needle depth, breaking elongation rate decreased.

的增加，产品的断裂延伸率减小；

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The results indicated that glycerin plasticizing at the concentration of 0. 2% could enhanced the tensile strength, tangential breaking strength, breaking elongation rate and heatsealing strength of compound methyl-cellulose films.

结果表明：用0.2%甘油增塑的甲基纤维素复合膜，其抗拉强度、直角撕裂强度、断裂伸长率和热封强度均有所改善；

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Obviously, with the increase of stretching rate, alloy tensile strength, yield strength and elongation is reduced.

可见，随着拉伸速率的增加，合金的抗拉强度、屈服强度和伸长率都降低了。

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By check up strike-push down rate of wire, judge mechanical working properties of wire, and compare with conventional method by check up tensile and elongation of wire.

通过测量线材的冲击压下率来判断线材的加工性，并与传统的测量线材的抗拉强度和断后伸长率方法进行了比较。

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Compared control group with chemical polishing group, there was no significant difference in mechanical properties of castings, which includes tensile strength, yield strength and elongation rate.

化学抛光前后，对纯钛标准拉伸试件进行拉伸实验，结果为：两组试件的抗拉强度、屈服强度和延伸率的测试结果在统计学上无显著性差异（p＞0刀5）。

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