论文部分内容阅读
赴美考察记实与感触刘春元（中华人民共和国水利部）前它近年来，我国组团出访美国考察水土保持很多，大部分都发表了报告或文章，然而多为严肃性文章，活泼记实的很少，为此，作者将１９８了年赴美考察的日记加以整理，记实性的介绍给读者ｕ因为是按时间顺序写下来的，重...
In recent years, our delegation has made many trips to the United States to study soil and water conservation and most of them have published reports or articles. However, most of them are serious articles that are vivid and well-documented To this end, the author will 198 years to go to the United States to review the diary to be collated, a realistic introduction to the reader u because it is written in chronological order, heavy ...