Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Yang, Qifan"'
Autor:
Wang Ting, Yang Xuechao, Zhang Weishen, Yang Qifan, Yang Deqiang, Li Bangxiang, Su Tian, Mei Xuefeng
Publikováno v:
Nonlinear Engineering, Vol 13, Iss 1, Pp 31-6 (2024)
In this article, a review focusing on the frost resistance of recycled coarse aggregate concrete (RAC) and the bond performance of RAC with rebar under freeze–thaw environment is carried out. The results show that there are still some controversies
Externí odkaz:
https://doaj.org/article/22ce772bdc8f437a95b56c25226b26ba
Publikováno v:
Shanghai yufang yixue, Vol 34, Iss 4, Pp 394-398 (2022)
Due to the lack of real-time monitoring information of traditional epidemiological investigation methods, in recent years, a new method of obtaining relevant epidemiological information through wastewater analysis has become an effective way to m
Externí odkaz:
https://doaj.org/article/b06b560566654a6e939fde9a361ead27
Autor:
YANG Qifan, SHEN Bing, CAI Jingting, LIU Zhongling, LI Yi, FENG Sichao, ZHOU Yihui, LU Silan, ZHAO Hong, YE Zhiling, XIONG Jianjing
Publikováno v:
Shanghai yufang yixue, Vol 34, Iss 3, Pp 247-251 (2022)
ObjectiveTo characterize the distribution and assess the exposure to phthalic acid esters (PAEs) in the indoor dust of Shanghai City.MethodsSamples were collected from 33 sampling sites, including homes, hotels, offices and public places,
Externí odkaz:
https://doaj.org/article/17606d6c34714b61806be995e48e8a8c
Publikováno v:
MATEC Web of Conferences, Vol 336, p 02021 (2021)
For low-speed and large-thrust situations, the single-layer winding permanent magnet linear motor is inefficient because of its large distance, and the thrust fluctuation is large. In order to solve this problem, a finite element analysis model of cy
Externí odkaz:
https://doaj.org/article/6314b5e4c6ee4a5aae5e0e5148efc627