Zobrazeno 1 - 10
of 222
pro vyhledávání: '"LIYUN YANG"'
Publikováno v:
工程科学学报, Vol 46, Iss 12, Pp 2133-2146 (2024)
Blasting is a process in which the chemical energy of explosives is rapidly released, causing strong impact on the rock mass and achieving efficient rock fragmentation. The blasting stress wave and blasting gas generated by explosive detonation are t
Externí odkaz:
https://doaj.org/article/2a4815fd3f66480b8f5e5eaa7c5e6921
Publikováno v:
Meitan kexue jishu, Vol 52, Iss S1, Pp 145-152 (2024)
Mechanical rock breaking represented by boring machines is the direction of future development of vertical shaft and roadway excavation technology. In order to ensure the safety of rapid mechanical and intelligent excavation of shaft and roadway, adv
Externí odkaz:
https://doaj.org/article/ab112063ee974870905519af3b7e6eef
Publikováno v:
Meitan xuebao, Vol 49, Iss 1, Pp 415-425 (2024)
The combination of water-jet and disc-cutter rock breaking is a key technology to improve the rock breaking efficiency of the full-face shaft boring machine and achieve the mechanized development of deep resources. It is a crux problem of selecting r
Externí odkaz:
https://doaj.org/article/9e795a949363401193c9d450680977a5
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 4208-4221 (2024)
Infrared small target detection is considerably challenging due to the few pixels in targets, low signal-to-noise ratio, and complex background. In this article, we propose an effective attention-guided feature enhancement network (AFE-Net), which ca
Externí odkaz:
https://doaj.org/article/10fcdfa42149489d91084e93e163e860
Publikováno v:
Remote Sensing, Vol 16, Iss 18, p 3431 (2024)
Due to the fact that invalid cloud-covered regions in remote sensing images consume a considerable quantity of coding bit rates under the limited satellite-to-ground transmission rate, existing image compression methods suffer from low compression ef
Externí odkaz:
https://doaj.org/article/024343744f1f42abb77feff8dff8c318
Autor:
Liyun Yang, Runyu Zhao, Peipei Qiao, Jiaxin Cui, Xiaoping Chen, Jinping Fan, An Hu, Shuixian Huang
Publikováno v:
Cancer Cell International, Vol 23, Iss 1, Pp 1-14 (2023)
Abstract Background Lymphangiogenesis has been reported to play crucial roles in the metastasis of thyroid cancer (THCA), but despite the significant research on lymphangiogenesis in THCA, the precise regulatory mechanism remains unclear. Methods Pub
Externí odkaz:
https://doaj.org/article/c6bba96e4bab49a3a9ec4992ff053bb4
Publikováno v:
International Journal of Mining Science and Technology, Vol 33, Iss 7, Pp 815-828 (2023)
A plane mechanical model of rock breaking process by double disc cutter at the center of the cutterhead is established based on contact mechanics to analyze the stress evolution in the rock broken by cutters with different spacings. A continuous-disc
Externí odkaz:
https://doaj.org/article/db834e5bebb941d88a414c8e70e96643
Publikováno v:
Mathematics, Vol 12, Iss 10, p 1442 (2024)
In the original publication [...]
Externí odkaz:
https://doaj.org/article/ad7ddbd82f704b4e8afc5dd7eb412674
Publikováno v:
Advances in Civil Engineering, Vol 2024 (2024)
In response to the problem of significant deformation and obvious strata pressure in tunnel caused by close-distance repeated mining, along with difficult control of surrounding rocks, theoretical analysis, and numerical simulation methods were emplo
Externí odkaz:
https://doaj.org/article/833a228054054b8986b5d69e0babcfee
Publikováno v:
Frontiers in Public Health, Vol 11 (2024)
IntroductionRecently developed prismatic loupes may mitigate the high physical workload and risk of neck disorders associated with traditional surgical loupes among surgeons. However, research in this area, particularly among surgeons, is sparse. Thi
Externí odkaz:
https://doaj.org/article/fd6c13b6eb45452996ace9a7f5f1ef84