Zobrazeno 1 - 2
of 2
pro vyhledávání: '"hawiza marsh"'
Autor:
Mohammed Waheed, Hassan Abed
Publikováno v:
Engineering and Technology Journal, Vol 27, Iss 13, Pp 423-429 (2009)
The producing composite materials of dual reinforcement in which the matrix material is aluminum reinforced with two types of ceramic particles : which are Alumina (50μmKeywordscomposite materials; wear test ; Al2O3; SiC: Al
Externí odkaz:
https://doaj.org/article/aa67895f7d774d7a9a74704d9d565868
Autor:
Ali K. Shayyish
Publikováno v:
Engineering and Technology Journal, Vol 27, Iss 13, Pp 2263-2273 (2009)
The term "eutrophic" refers to system rich in nutrients, and hence Eutrophicationmeans nutrient enrichment, particularly by increasing levels of nitrogen andphosphorus [1]. In lakes, phosphorus is generally regarded as the limiting nutrient forprimar
Externí odkaz:
https://doaj.org/article/eae7bbbbe3f0444392cb4f112dcb66ad