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 Wysłany: Pią 10:18, 01 Kwi 2011 Temat postu: South and North Port in Fuzhou basin and flood sco |
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South and North Port in Fuzhou basin sedimentation and flood disaster response law
Small. But mainly by the influx of fresh water for irrigation of farmland care to a large not. And Minjiang estuary are semidiurnal tidal zone . Influx of fresh water twice a day care not only inexhaustible , but also has regular, comprehensive features of absolute reliability . Can also be built into the tide gate , tide storing every high tide in order to curb tide , low tide can be pumped irrigation. Science , Fujian Normal University Norio l14 ( Natural Science) 199 519 4 Conclusion port of Fuzhou basin, north-south split ratio torrent and Hongsha size change process. Is the relationship of dialectical unity . South split ratio is to low . Which led to the split ratio from small to big changes in North Port . Pak may be the same olive -like river of the combines , but also enhanced the formation of Pak scour and silting . Large river which has become even more strengthened the role of flood silt . Fuzhou City near the flood silt severe left bank of river floodplain ,[link widoczny dla zalogowanych], and then with the Min River flood flows and more variation in the characteristics of the combination , once the large peak flow , combined with the lower section of Pak Kong River flood Forbidding and dense buildings, etc. because of impaired Comprehensive sets of claims . Will . An unprecedented special high peak level. If unable to resist flood embankment , rolling chow could have devastating disaster, this must take precautions. First of all . Beam should be taken to Hong Hong and put the combination of policy, the state flood control and expansion of the port city of shaking combined . Serious soil erosion in the middle reaches of Minjiang River reaches the strengthening of key soil and water conservation should be actively working to eliminate the Lanhong River downstream barrier , the focus should be placed strategically located river reaches the bottom of a narrow river, Taiwan, through these comprehensive measures, both for flood control Strengthening palliative , but also to cure purposes. Which will reduce waterlogging . The port city of Fuzhou, and other aspects of development and agriculture will provide more favorable conditions , serve several purposes. More first .
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