نتایج جستجو برای: vessels

تعداد نتایج: 58351  

Journal: :International Journal of Research in Engineering and Technology 2012

Journal: :Nature Reviews Materials 2018

Journal: :Scientific American 1877

Journal: :Proceedings of the Royal Society of Medicine 1933

Journal: :Scientific American 1922

Journal: :Annals of Case Reports and Images 2019

This paper used the Data Envelopment Analysis (DEA) to measure the technical efficiency of fishing vessels in Haizhou Bay, and then used the Tobit regression to define its influencing factors. This study shows that the overall fishing capacity utilization of fishing vessels at present is very low which indicates that there is a serious waste of resources problem in Haizhou Bay. Specifically, th...

Journal: :Circulation research 1956
G BAROLDI O MANTERO G SCOMAZZONI

Tlie collateral vessels of normal and pathologic hearts were studied by making plastic casts of the coronary vessels. The normul heart possesses conspicuous coronary anastomoses. The localization, the development and to a certain extent, the incidence was studied. The maximum increase in collateral vessels was observed in cases of coronary narrowing; a less pronounced increase was found in cond...

Journal: :Postgraduate Medical Journal 2005

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