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pro vyhledávání: '"X.F. YU"'
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 2721-2729 (2022)
By means of microstructure observation and mechanical property tests, the effects of vacuum graded austempering treatment on carbide precipitation, bainite transformation, hardness and impact toughness of M50 steel were studied. Results show that aft
Externí odkaz:
https://doaj.org/article/6ff690f5f8164196b9f449bbb19ca4b7
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 4576-4584 (2022)
By means of microstructure observation and mechanical property tests, the effect of austempering temperature on the bainite transformation, carbide precipitation, and the hardness, impact toughness of M50 bearing steel were studied. Results show that
Externí odkaz:
https://doaj.org/article/80f9eaa4255f4736aec7c9a2b5eb1d7c
Publikováno v:
Photosynthetica, Vol 60, Iss 2, Pp 168-178 (2022)
To study the light intensity suitable for Bletilla ochracea Schltr., morphology, photosynthetic parameters, and polysaccharide content of seedlings were evaluated under different light intensities. All shade treatments promoted plant growth and net p
Externí odkaz:
https://doaj.org/article/e2031fa024e44ee1ba571a9e1f796d9c
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 1155-1165 (2022)
By means of microstructure observation, phase analysis and mechanical-property tests, the effect of carbide precipitation behavior at high temperatures on microstructure and mechanical properties of M50 steel was studied. Results show that during the
Externí odkaz:
https://doaj.org/article/b924f5c4398f47d3b5c5d4d44071cc83
Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss , Pp 2820-2827 (2021)
Through hardness measurement and microstructure observation, the effect of isothermal quenching on the bainite transformation, the size and area fraction of carbides in GCr15 steel was studied. Results show that, at the solid solution temperature of
Externí odkaz:
https://doaj.org/article/9faee7d540fb4568be6475ddaaca09b8
Publikováno v:
Journal of Materials Research and Technology, Vol 14, Iss , Pp 1080-1088 (2021)
Through the deep medium-temperature tempering treatment, microstructure observation and hardness test of the carburized M50NiL bearing steel, the influence of the temperature and times of deep tempering on the microstructure and hardness of the steel
Externí odkaz:
https://doaj.org/article/c4e8e9a19d9c4a2cb7adc67ccfa97949
Publikováno v:
Journal of Materials Research and Technology, Vol 10, Iss , Pp 651-661 (2021)
By means of the measurement of the residual stress and size, and the observation of the microstructure, the relationship among the size change, the residual stress and carbide precipitation of M50 bearing steel at working temperatures was studied. Re
Externí odkaz:
https://doaj.org/article/dae7a1e0dd15424a9728247cb169bb37
Akademický článek
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Publikováno v:
Journal of Materials Research and Technology, Vol 15, Iss, Pp 2820-2827 (2021)
Through hardness measurement and microstructure observation, the effect of isothermal quenching on the bainite transformation, the size and area fraction of carbides in GCr15 steel was studied. Results show that, at the solid solution temperature of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d7225cd5e7d95edca5808ad44ad1662a
http://www.sciencedirect.com/science/article/pii/S2238785421010851
http://www.sciencedirect.com/science/article/pii/S2238785421010851
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 48, Iss 5, Pp 420-426 (2015)
An enterovirus 71 (EV71) vaccine for the prevention of hand, foot, and mouth disease (HMFD) is available, but it is not known whether the EV71 vaccine cross-protects against Coxsackievirus (CV) infection. Furthermore, although an inactivated circulat
Externí odkaz:
https://doaj.org/article/e3bafc5f74c2426bb469c90f5eae7d65