منابع مشابه
The relevance of wear-mechanism maps to mild-oxidational wear
The presence of oxygen in the environment in which a steel sliding system operates will promote a mild form of wear with wear debris consisting mainly of iron oxides. Of the oxidation-dominated mechanisms, mild-oxidational wear (the prefix describes the extent of oxidation and not the wear rate) has been most extensively investigated. In this paper, examples will be used to show that the wear-m...
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An investigation of the friction and sliding wear of gray cast iron against chromium plated cast irons was carried out on a newly constructed reciprocating friction and wear tester. The tests were the first to be done on the test rig under dry conditions and at the speed of 170 cm/min, and variable loads of 20-260 N for a duration of 15 min. to 3 hours. The gray cast iron surfaces worn by a pro...
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872 www.thelancet.com/infection Vol 15 August 2015 3 WHO. Fifty-fourth World Health Assembly. WHA54.19. Schistosomiasis and soil-transmitted helminth infections. May, 22, 2001. http://apps.who. int/gb/archive/pdf_fi les/WHA54/ea54r19.pdf (accessed March 23, 2015). 4 Uniting to Combat Neglected Tropical Diseases. London Declaration on Neglected Tropical Diseases. http://www.who.int/neglected_dis...
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The life of Towns has become more important and greatly emphasized in recent years and this heralds the arrival of a new era when this type of settlements is introduced as major living and investment capacities. Therefore, it is necessary to study the different aspects of towns in order to plan and manage their development and answer the question about different decision-making mechanism in the...
متن کاملInjury severity in relation to seatbelt use.
5 January 2015, Vol. 105, No. 1 Injury severity in relation to seatbelt use To the Editor: I read the article by Van Hoving et al.[1] with great interest. Two interesting aspects of the study are that it included patients in the prehospital setting, and involved both the Division of Emergency Medicine and the Department of Civil Engineering at their institution (Stellenbosch University, Western...
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ژورنال
عنوان ژورنال: International Journal for Research in Applied Science and Engineering Technology
سال: 2021
ISSN: 2321-9653
DOI: 10.22214/ijraset.2020.32784