经C路径的二次ECAE加工后试样为各向同性材料，其缺口冲击强度较PP有所提高，拉伸强度下降，断裂伸长率提高，表现出很好的延伸性。
The specimen by route C ECAE processing was isotropic and its impact strength increased, tensile strength decreased, elongation at break improved and show…
白云母有利于提高聚丙烯的刚性和屈服强度、冲击强度和断裂伸长率等。
Mica can enhance the bend and pack intensity, rupture elongation ratio etc.
结果表明：PVC的拉伸屈服强度随外力作用速度的提高而提高，断裂伸长率却随之下降。
The results showed that with the the increase of outside force velocity, the tension yield strength of PVC increased, but its breaking elongation decreased.
结果表明，以正丁胺为扩链剂，可以减小聚氨酯分子间的作用力，提高分子的柔顺性，其断裂伸长率可达1400％以上；
As a result, n-butylamine as chain-extension agent decreases the inter action of molecular and increases the elongation of PU to 1400%.
这种网络增加了非晶区内的缠结点密度，使材料的断裂伸长率和冲击强度提高；
The web also increases the entanglement density in the amorphous region and thereby has the effect of increasing breaking elongation and impact strength.
用其改性生产的透明LLDPE专用料的雾度降至11%以下；膜的拉伸强度、断裂伸长率亦有所提高。
The haze of the LLDPE film modified by YS-1 was less than 11% , and the tensile strength and elongation at break of the modified film were all increased.
结果发现，在尼龙6中添加pamam后，尼龙6的拉伸强度、断裂伸长率、缺口冲击强度及熔体流动速率均有所提高，PAMAM添加量为1.0%时效果最佳。
The results show that the tensile strength, breaking elongation, impact strength and MFR of nylon 6 increase simultaneously after some PAMAM were added. The optimum increment is 1.0%.
经HTCC溶液处理后，普通桑蚕丝的断裂强度和伸长率增大，结晶度提高，热稳定性增强。
The treated silk fabric features higher breaking strength, elongation percentage, crystallinity, and the thermodynamic stability as w…
结果表明：PEG的加入对PLA纤维分子结构的影响不明显，但却明显改善了PLA纤维的力学性能，特别是断裂伸长率有明显的提高。
The results indicated that the addition of PEG has little effect on the molecular structure of PLA filament whose mechanical property has been improved, especially the elongation at break.
氧化棉纤维的断裂强度和断裂伸长率随氧化程度的提高不断降低。
The breaking strength and elongation decreased as the degree of oxidation of cotton fiber I...
通过测试环向拉伸强度，双向自增强PEX管材的拉伸强度最高可达到32.29%，弹性模量最大可提高13.06%，断裂伸长率平均减小5.88%。
The result reveals that the biaxial oriented PEX pipe can increase the tensile strength by 32.29% at most, while the modulus of elasticity increasing 13.06% and the elongation at break reducing 5.88%.
增韧尼龙1 2 1 2的冲击强度大幅提高，断裂伸长率也有提高，拉伸强度并未显著降低。
After toughened, the impact strength of nylon 1212 was increased remarkably, the elongation was also increased, and tensile strength was not decreased too much.
结果表明：未改性的纳米碳酸钙显著提高了复合材料的弹性模量、断裂伸长率和冲击强度，但复合材料的拉伸强度有所降低。
The results showed that unmodified nano-CaCO_3 had important effect on the improvement of the elastic modular, elongation at break and impact strength of PTFE. But the tensile strength was decreased.
结果表明：未改性的纳米碳酸钙显著提高了复合材料的弹性模量、断裂伸长率和冲击强度，但复合材料的拉伸强度有所降低。
The results showed that unmodified nano-CaCO_3 had important effect on the improvement of the elastic modular, elongation at break and impact strength of PTFE. But the tensile strength was decreased.
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