http://745666.cn/chang-zhou-jun-hua-te-su-huo-de-chang-zhou-shi-ke-ji-chuang/ 專(zhuān)注于聚醚醚酮(PEEK)、聚酰亞胺(PI)等高性能特種工程塑料型材及制品的應(yīng)用研發(fā)及生產(chǎn) Mon, 22 Jul 2024 18:00:39 +0000 hourly 1