The findings show the sonic velocity orientation factor and modulus and the breaking strength of new silk material is smaller than that of silk, the compliance and the breaking elongation of new silk material is greater than that of silk.

• 试验表明：桑蚕膨松丝、记忆生丝等真丝新材料的取向因子、模量、强度均比普通生丝低，而真丝新材料的柔量和伸度却比普通生丝高。