为此翔实地介绍日本钢铁业在开发无铬表面处理钢板领域的进展。
The development progress on chromium-free coated steel sheet in Japan iron& steel enterprises was introduced.
综述了聚乙烯胺在现代分离技术、生物医学、催化以及造纸、表面改性、污水处理等领域的应用。
Its application in various fields such as modern separation technology, biomedicine, catalysis, papermaking, surface modification and treatment of wastewater is reviewed.
而目前，在催化领域中应用的关健问题是从氢氧化锆凝胶到的热处理过程中表面积的损失和稳定性的降低。
At present, the field of application in catalysis Key issues from the zirconium hydroxide gel to the surface during heat treatment reduced the loss and stability.
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