持久化学改进技术——一种新的化学改进技术

Permanent modification technique——A new modification technique

持久化学改进技术是一种新的化学改进技术,本文简要地介绍持久化学改进技 术的发展、持久化学改进剂的制备方法及持久化学改进剂的特点。引用文献21篇。

The permanent modification technique is a new modification technique. In this paper, The development, preparation methods of permanent chemical modifier and its characteristics were introduced generally. 23 references were cited.