The principle,influence fectors and harmfulness of the water body eutrophia in oxidation pond were introdneed in this paper.

针对氧化塘水体富营养化,介绍氧化塘水体富营养化的发生机理、影响因素及其危害,探治施,未来的研究趋势。

The new consensus in 2002 shall be devoid of harmfulness, devoid of abusiveness devoid of warfare, and filled with peace.

在2002年，新一致实相将是无害、无暴力、无战争，被和平所充盈。

This paper briefs the industrial usages i and harmfulness of cyclopentanone and cyclohexanone, and reviews the research progresses in microbial degradation of cyclopentanone and cyclohexanone.

摘要简略介绍环戊酮和环己酮的应用及危害，综述目前国内外在环戊酮和环己酮微生物降解的研究进。