Zobrazeno 1 - 10
of 1 296
pro vyhledávání: '"CHEN Wenhua"'
Publikováno v:
Shanghai yufang yixue, Vol 36, Iss 4, Pp 337-341 (2024)
ObjectiveTo determine the antibody levels of varicella-zoster virus (VZV) in healthy individuals aged 1 to 30 years in Songjiang District of Shanghai, and to provide evidence for further development of varicella immunization strategies for heal
Externí odkaz:
https://doaj.org/article/b5320d5e89ea42eabaaba13c69cb3b7d
Publikováno v:
Shanghai yufang yixue, Vol 36, Iss 5, Pp 488-490 (2024)
Vaccination is the most economical and effective measure to prevent infectious diseases targeted by vaccines. Despite this, the safety of vaccines has garnered increased attention due to recent vaccine incidents. The tetravalent human papillomaviru
Externí odkaz:
https://doaj.org/article/3582739fef6a4f0b871ce9e82910b6a9
Publikováno v:
Shanghai yufang yixue, Vol 35, Iss 7, Pp 639-643 (2023)
ObjectiveTo evaluate the effectiveness of the varicella vaccine immunization strategy in Shanghai, and to provide evidence for enhancing prevention and control measures by analyzing the incidence and trends of varicella in Songjiang District, Sha
Externí odkaz:
https://doaj.org/article/341532c3d375417699dcd4da1e649efd
Publikováno v:
Shanghai yufang yixue, Vol 34, Iss 11, Pp 1129-1133 (2022)
ObjectiveTo determine the reporting rate of adverse reaction of Haemophilus influenzae type b (Hib) containing vaccine in Songjiang District from 2016 to 2020, so as to provide evidence for the inclusion of Hib vaccine in children's immunizatio
Externí odkaz:
https://doaj.org/article/b793a7b724124245a0fc021269ff8957
Publikováno v:
Science and Engineering of Composite Materials, Vol 28, Iss 1, Pp 249-263 (2021)
This article discusses the influence of fiber types, including polyvinyl alcohol (PVA) fiber, polyethylene (PE) fiber, and steel fiber (SF), on the compressive strength, flexural strength, bending toughness, and tensile ductility of lightweight cemen
Externí odkaz:
https://doaj.org/article/5b5016ffcd87433fab52ee8abc73de42
Ceiling-Fan-Integrated Air Conditioning (CFIAC): Age-of-air, Air Pollution, and Airflow Distribution
Publikováno v:
E3S Web of Conferences, Vol 396, p 02039 (2023)
Ceiling-Fan-Integrated-Air Conditioning (CFIAC) is a heating ventilation and air conditioning (HVAC) design approach that jets supply air into the vicinity of ceiling fans to be mixed and distributed within the room. This eliminates terminal ductwork
Externí odkaz:
https://doaj.org/article/3599113f536f46808de690c6090d9715
Publikováno v:
Shanghai yufang yixue, Vol 34, Iss 5, Pp 446-447 (2022)
Measles is an acute respiratory infectious disease caused by the measles virus. It is highly infectious and easy to occur in children. It causes many serious complications such as tracheitis, otitis media and pneumonia. Since the promotion of the m
Externí odkaz:
https://doaj.org/article/f45252a3ec1f4a22bb0dbc2b491c07a8
RESEARCH ON FATIGUE CRACK PROPAGATION CHARACTERISTICS AND REMAINING LIFE AT THE TOOTH ROOT OF A GEAR
Publikováno v:
Jixie qiangdu, Vol 41, Pp 718-723 (2019)
Based on the FEM, the fatigue crack propagation of a involute cylindrical gear is numerically simulated. Firstly, through analyzing the meshing gear of a pair of healthy teeth, the maximum bending stress of the tooth root is determined, And it is tak
Externí odkaz:
https://doaj.org/article/a2940744716d488ca9bb92b49540d5f3
Publikováno v:
Jixie qiangdu, Vol 41, Pp 707-712 (2019)
The fatigue crack of the wheel rims often explodes in the inclusions gathering area, and the accumulation of large inclusions will affect their fatigue life. In this article, through dynamic simulation and finite element simulation combined with mate
Externí odkaz:
https://doaj.org/article/125c8a7139d64df29baa4b9df78d0f47
Publikováno v:
Jixie qiangdu, Vol 40, Pp 183-188 (2018)
Apply Arbitrary Lagrangian Eulerian( ALE) and Archard wear theory to establish wheel wear analysis model of CRH5,by finite element static and steady state analysis,combined with repair operations to obtain the wheel wear law under typical conditi
Externí odkaz:
https://doaj.org/article/eb39616c3a61478ab853d7653475764b