Test methods for conducting time for rupture notch tension tests of materials 材料断裂缺口拉伸试验执行时间测试方法
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Pent notch tensile test to measure the resistance to slow crack growth of polyethylene materials for pipe and fitting products 管和管件用聚乙烯材料耐慢速裂纹伸展的测定的缺口拉伸试验