一个多世纪以前，造纸工业开始使用木材作为纤维原料。
Slightly more than a century ago, he paper industry began the use of wood as a fibrous raw material.
二苯胺最初作为纤维和含氮类炸药的稳定剂，现在已成为橡胶助剂、染料和医药的重要原料。
Diphenylamine was originally used as stabilizer for fiber and explosives containing nitrogen, and now it has become an important raw material of rubber auxiliaries, dyestuff and pharmaceuticals.
结果表明：在打浆过程中加入CMC作为纤维润胀剂，可降低纤维内聚力，提高其柔软性，使成纸物理性质得到改善。
Results showed that with the addition of CMC during beating, improvement can be obtained of physical performance of handsheetswith a decrease in fibrous cohesion and an increase in its pliability.
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