搜索筛选:
搜索耗时1.3579秒,为你在为你在102,285,761篇论文里面共找到 11 篇相符的论文内容
发布年度:
ComplexTrans-Global Rail-Road Transportation System Economical and Clustered Individual and Individu
[期刊论文] 作者：Jiri Hofman,Roman Cermak,
来源：土木工程与建筑：英文版 年份：2021
Land transport can no longer meet the requirements.European transport can be described by these words−crowded motorways and cities,dangerous emissions,ubiquitous traffic accidents,delays,expensive railways.Solutions are being sought to tra......
[期刊论文] 作者：Harpreet K Mandhair,Urban Novak,Ramin Radpour,
来源：世界干细胞杂志:英文版(电子版) 年份：2021
Aberrant epigenetic alterations play a decisive role in cancer initiation and propagation via the regulation of key tumor suppressor genes and oncogenes or by modulation of essential signaling pathways.Autophagy is a highly regulated mechan......
[期刊论文] 作者：Andrew Simpson,David Mathieson,Jiri Fryda,Barbora Frydova,
来源：地球科学学刊:英文版 年份：2021
The Ireviken Event was the first Middle Paleozoic event consisting of synchronised faunal,isotopic and facies change to be recognised.An analysis of the conodont faunas throughout the Boree Creek/Borenore Limestone succession in the central......
[期刊论文] 作者：Andrew Simpson,David Mathieson,Jiri Fryda,Barbora Frydová,
来源：地球科学学刊（英文版） 年份：2021
The Ireviken Event was the first Middle Paleozoic event consisting of synchronised faunal, isotopic and facies change to be recognised. An analysis of the conod...
[期刊论文] 作者：Jana Jarosova,Peter Macinga,Alzbeta Hujova,Jan Kral,Ondrej Urban,Julius Spicak,Tomas Hucl,
来源：世界胃肠肿瘤学杂志:英文版(电子版) 年份：2021
Cholangiocarcinoma and pancreatic cancer are the most common causes of malignant biliary obstruction.The majority of patients are diagnosed at a late stage when surgical resection is rarely possible.In these cases,palliative chemotherapy an......
Polyetheretherketone and titanium surface treatments to modify roughness and wettability-Improvement
[期刊论文] 作者：Davide Porrelli,Mario Mardirossian,Nicola Crapisi,Marco Urban,Nicola Andrea Ulian,Lorenzo Bevilacqua,,
来源：材料科学技术（英文版） 年份：2021
Among the materials available for implant production,titanium is the most used while polyetherether-ketone (PEEK) is emerging thanks to its stability and to the mechanical properties similar to the ones of the bone tissue.Material surface p......
[期刊论文] 作者：Lumir Kunovsky,Petr Dite,Petr Jabandziev,Jiri Dolina,Jitka Vaculova,Martin Blaho,Martina Bojkova,Jana,
来源：世界胃肠肿瘤学杂志:英文版(电子版) 年份：2021
Helicobacter pylori(H.pylori)is an infectious agent influencing as much as 50%of the world’s population.It is the causative agent for several diseases,most especially gastric and duodenal peptic ulcer,gastric adenocarcinoma and mucosaassoc......
[期刊论文] 作者：Alexander Hellquist,Fredrik Friberg,Petter Haldén,Peter Schmidt,Ming Ma,Gou Jun,Urban Olsson,Per Alstr,
来源：鸟类学研究（英文版） 年份：2021
Background: Field studies from 2011 onwards have demonstrated the presence of a breeding population of Yellow Wagtails (Motacilla flava) in the Xinjiang Uygur Autonomous Region, China that is phenotypically distinct from known subspecies oc......
Seamless integration of above-and undercanopy unmanned aerial vehicle laser scanning for forest inve
[期刊论文] 作者：Yunsheng Wang,Antero Kukko,Eric Hyyppä,Teemu Hakala,Jiri Pyörälä,Matti Lehtomäki,Aimad El Issaoui,Xiaowei,
来源：森林生态系统:英文版 年份：2021
Background:Current automated forest investigation is facing a dilemma over how to achieve high tree-and plotlevel completeness while maintaining a high cost and...
Seamless integration of above-and under-canopy unmanned aerial vehicle laser scanning for forest inv
[期刊论文] 作者：,Teemu Hakala,Jiri Py?r?l?,Matti Lehtom?,
来源：森林生态系统（英文版） 年份：2021
Background:Current automated forest investigation is facing a dilemma over how to achieve high tree-and plot-level completeness while maintaining a high cost an...
[期刊论文] 作者：R.Bennett,Hai Cheng,Leibin Wang,Haiwei Zhang,Sally C.Reynolds,Shengda Zhang,Xiaoqing Wang,Teng Li,Tommy Urban,
来源：科学通报（英文版） 年份：2021
At Quesang on the Tibetan Plateau we report a series of hand and foot impressions that appear to have been intentionally placed on the surface of a unit of soft travertine.The travertine was deposited by water from a hot spring which is now......
相关搜索：
