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sep 18, 1991 - 1991年9月18日上海耀华玻璃厂研制的430、860 无碱玻璃纤维膨体纱通过技术鉴定，填补国内空白。

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1991年9月18日上海耀华玻璃厂研制的430、860 无碱玻璃纤维膨体纱通过技术鉴定，填补国内空白。

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工业大事年表

2 Sep 2023

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731

Date:

sep 18, 1991

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~ 34 years ago

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