China is currently the only one of the high-tech intellectual property unique to the printing paper products manufacturing enterprises.
也是国内目前唯一一家独有印刷知识产权的高科技纸品生产企业。
Dioxins are unwanted by products of a wide range of manufacturing processes including smelting, chlorine bleaching of paper pulp and the manufacturing of some herbicides and pesticides.
二恶英是冶炼、纸浆氯漂白和一些除草剂和杀虫剂制造等各种生产过程的有害副产品。
Based on the manufacturing process of honeycombed ceramics, this paper discusses the technologies of the preparation of plastic mass, shaping, drying, and firing of extruded ceramic products.
本文以蜂窝陶瓷生产工艺为例,讨论了陶瓷部件挤出成型过程中,塑性泥料的制备、成型、干燥和烧成等工艺技术和装备问题。
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