搜索结果: 1-5 共查到“水文学 survey”相关记录5条 . 查询时间(0.057 秒)
User influences on knowledge structuring on the Internet:literature survey and case study of a global network of water professionals
User influences knowledge structuring literature survey global network water professionals
2009/12/4
This paper presents a review of the literature on information retrieval and knowledge structuring on the Internet and how end-user factors influence these processes. The review demonstrated that varia...
The physical basis for and the various methods of measuring the water
equivalent of the snow cover by means of gamma-rays survey from aircraft
are discussed.Problcms of mapping the water equivalent ...
A Hydrographical Survey of the Waters in the Åland Sea
Hydrographical Survey Waters Å land Sea
2009/6/19
A Hydrographical Survey of the Waters in the Åland Sea.
The impacts of conifer harvesting on runoff water quality：a regional survey for Wales
runoff water quality Wales regional survey
2009/6/5
Major, minor and trace element chemistry of runoff at stormflow and baseflow from 67 catchments (2 to 5 ha in area) has been determined to investigate the effects of clear felling and replanting of co...
Faecal sterols as indicators of sewage contamination in estuarine sediments of the Tay Estuary, Scotland：an extended baseline survey
Faecal sterols sewage contamination estuarine sediments
2009/5/18
Sterol ratios are used to identify sources, occurrence and partitioning of faecal matter in sediments of the Tay Estuary, Scotland. The 5β/(5α+5β) ratio is used to discriminate between sewage and biog...