نتایج جستجو برای: revetment
تعداد نتایج: 173 فیلتر نتایج به سال:
The comprehensive quality evaluation of the lakefront landscape relies on a combination subjective and objective methods. This study aims to evaluate coupling coordination between spatial public sentiment in Wuhan’s area, explore distribution various types through machine learning street view images analysis microblog texts. Results show that: (1) hot cold spots are distributed contiguous patte...
Environmental legislation in the US (i.e. NEPA) requires defining baseline conditions on current rather than historical ecosystem conditions. For ecosystems with long histories of multiple environmental impacts, this baseline method can subsequently lead to a significantly altered environment; this has been termed a 'sliding baseline'. In river systems, cumulative effects caused by flow regulat...
PURPOSE To investigate the compatibility of a new model of self-expandable tracheal stent in rats. METHODS A new device of polyurethane covered and non - covered stent was placed in the trachea of Wistar rats. Animals were distributed in two groups: the polyurethane covered and non-covered group. Macroscopic parameters included position within the tracheal lumen, adherence to the mucosa, degr...
Abstract Aquatic flexible vegetation plays a very important role in ecosystem, and has been widely used river or coastal bank revetment. Flexible contributes to wave attenuation soil retention. In this study, fluid-structure bidirectional coupled numerical model (FSC model) was developed based on the codes in-house software HydroFlow @ study interaction between water flow vegetation. The simula...
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