Through the tensile test in room temperature, tube forming performance parameters are obtained, and the effect of tensile speed on these parameters is researched;

通过室温下的拉伸实验获得了管材的成形性能参数，并研究了拉伸速度对这些参数的影响；

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Through the tensile test in room temperature, tube forming performance parameters are obtained, and the effect of tensile speed on these parameters is researched;

通过室温下的拉伸实验获得了管材的成形性能参数，并研究了拉伸速度对这些参数的影响；

youdao