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科技导报
|研究论文
2007
, 25
(0703) :
39
-44
长江航道建设新的机遇和挑战及对策
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李义天,邓金运,甘福万
作者信息
Opportunity, Challenge and Our Strategy in Navigable Channel Constructions in the Yangtze River
Affiliations
出版时间: 2007-02-10
文章导航
上游水电工程的开发,将极大地促进航运事业的发展,为改善下游通航条件、提高航道等级和尺度提供了良好的条件。在对长江航道现状及问题分析的基础上,探讨了水电开发带来的航道整治的机遇与挑战,提出了相应的航道整治对策。
The hydroelectric development in the upper basin of the Yangtze River will greatly promote the development of navigation. Based on the analysis of current status and the existing problems of the navigation, the opportunity and challenge of the navigable channel constructions related to the hydroelectric development is analyzed, and our strategy is proposed in this paper.
李义天;邓金运;甘福万.
长江航道建设新的机遇和挑战及对策.
科技导报,
2007
, 25
(0703)
: 39
-44
.
.
Opportunity, Challenge and Our Strategy in Navigable Channel Constructions in the Yangtze River[J].
Science & Technology Review ,
2007
, 25
(0703)
: 39
-44
.
2007年第25卷第0703期
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接收时间:2009-02-24
首发时间:2007-02-10
出版时间:2007-02-10
收稿日期:2009-02-24
修回日期:1900-01-01
https://castjournals.cast.org.cn/joweb/kjdb/CN/1242117550973195199
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2种不同金属材料的力学参数
科 Family 属数 Number of genus 种数 Number of species 占总种数比例 Percentage of total species (%) 属 Genus 种数 Number of species 占总种数比例 Percentage of total species (%) 鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78 小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39 多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39 红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87 小菇属 Mycena 11 5.26 光柄菇属 Pluteus 5 2.39 红菇属 Russula 17 8.13 栓菌属 Trametes 5 2.39
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