Zobrazeno 1 - 10
of 801
pro vyhledávání: '"YAN Xiaowei"'
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)
Under the digitalization of big data information, the traditional way of teaching botany courses faces challenges and opportunities, and using big data technology to improve the quality of botany teaching becomes a key research problem. Firstly, base
Externí odkaz:
https://doaj.org/article/a4f2eb8ec1164a86b19792a193a6690d
Autor:
WANG Yuxin, GUO Xiaoxiao, YANG Deyan, ZHAO Jiuliang, JIANG Ying, HU Rongrong, SHEN Dongchao, MAO Yueying, WANG Lin, YAN Xiaowei
Publikováno v:
Xiehe Yixue Zazhi, Vol 13, Iss 6, Pp 1069-1073 (2022)
Here we report a case that a young man had early onset myocardial infarction. Coronary angiography showed coronary aneurysm-like dilation and thromboembolism. After stents were implanted, his condition was complicated with repeated stent restenosis.
Externí odkaz:
https://doaj.org/article/ab3c0126ff104da6be08e0df3683211f
Autor:
LI Jing, LI Hang, YANG Yingyun, XIA Peng, LI Xiaoqing, LI Yue, YAN Xiaowei, ZHU Huijuan, PAN Hui, ZHANG Fengchun, ZHANG Shuyang
Publikováno v:
Xiehe Yixue Zazhi, Vol 13, Iss 1, Pp 46-50 (2022)
The clinical medical postdoctoral project is a complex elite national project of post-graduation supported by the Ministry of Human Resources and Social Security. Since the 2016 academic year, the department of internal medicine at Peking Union Medic
Externí odkaz:
https://doaj.org/article/cb7e43caf83e4547a366d2f9fd4a9d0d
Publikováno v:
Polish Maritime Research, Vol 28, Iss 2, Pp 102-115 (2021)
The effect of underwater radiated noise (URN) pollution (produced by merchant ships) on marine ecology has become a topic of extreme concern for both the academic community and the general public. This paper summarises some research results and model
Externí odkaz:
https://doaj.org/article/9ef072117d484f0fb0d150a1291a2a60
Autor:
YAN Xiaowei
Publikováno v:
Gong-kuang zidonghua, Vol 47, Iss 6, Pp 116-123 (2021)
In the context of the destruction and continuous deformation of the surrounding rock of the high stress soft rock roadway, how to scientifically and reasonably repair and support the roadway that has undergone large deformation, and how to achieve ef
Externí odkaz:
https://doaj.org/article/956e725d527846d5b343d45f863a0f50
Publikováno v:
E3S Web of Conferences, Vol 416, p 01027 (2023)
With the rapid development of economy, environmental issues have attracted more and more attention from all walks of life. As a new type of efficient energy, urban gas plays a vital role in promoting the healthy development of cities and mitigating u
Externí odkaz:
https://doaj.org/article/867f2063916842f49340065fbb7fdb74
Publikováno v:
Waike lilun yu shijian, Vol 25, Iss 01, Pp 56-59 (2020)
Objective To study the correlationship between circulating tumor cell (CTC) detected preoperatively and pathological staging of gastric cancer and the effect of detection of CTC on prediction of pathological staging. Methods The data of 30 cases with
Externí odkaz:
https://doaj.org/article/33dadf03c819460db9bc3f823e247e94
Publikováno v:
Acta Acustica, Vol 6, p 22 (2022)
In some complex engineering design problems, the use of numerical simulation methods to solve the target value often consumes several hours or even longer, which limits the real-time response to the model. The surrogate model can solve the above-ment
Externí odkaz:
https://doaj.org/article/4dd129f7dabb478b8e3d6c4f85ccc801
Crystal structure of bis(η6-cymene)-tri-μ2-chlorido-ruthenium(II) tetrafluoroborate, C20H28BCl3F4Ru2
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 233, Iss 5, Pp 845-847 (2018)
C20H28BCl3F4Ru2, triclinic, P1̄ (no. 2), a = 7.7061(15) Å, b = 12.654(3) Å, c = 13.993(3) Å, α = 68.25(3)°, β = 78.71(3)°, γ = 88.89(3)°, V = 1240.8(5) Å3, Z = 2, Rgt(F) = 0.0686, wRref(F2) = 0.2017, T = 293(2) K.
Externí odkaz:
https://doaj.org/article/20a93d5792e4405689afac315f482c75
Publikováno v:
MATEC Web of Conferences, Vol 336, p 01018 (2021)
A method of measuring the reflection coefficient for a double-layered scaled model using the inverse filter is presented. First, the response of the circuit and underwater acoustical channel is measured, and the retransmitted inverse signal isestimat
Externí odkaz:
https://doaj.org/article/54106e9f31fb40fca883a0cc4d8cf13c