Aerospace ; reinforcement fibres for plastics ; tensile test of impregnated yarn test specimens 航空航天.塑料用加强纤维.浸渍纱线试样的拉力试验
2.
Textiles . yarn tests . determination of the breaking load and elongation at breaking load tests on individual strands simplified method 纺织.纱线试验.拉伸断裂强度和断裂伸长率的测定单根纱线试验.简单方法