This paper describes experimentally the technical properties of improved S2 high strength glass roving and its application properties of composites products in military and civil application.是什么意思_This paper describes experimentally the technical properties of improved S2 high strength glass roving and its application properties of composites products in military and civil application.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句