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[期刊论文] 作者:M?LLER Michael,
来源:广西科学 年份:2019
近年来,中国发现了越来越多的新物种.本研究以苦苣苔科为例,从历史的角度和调查的动态趋势来探讨这些工作,进一步研究物种发现率随时间的变化趋势.目前已知中国分布的苦苣苔...
[期刊论文] 作者:卡梅隆·M·史密斯,
来源:科海故事博览·中旬刊 年份:2019
“亚特兰蒂斯”号航天飞机在2011年退役,这并没有像某些人忧虑的那样,成为人类太空飞行事业的终结。相反,正如恐龙的灭绝给早期哺乳动物的繁盛提供了机会,“亚特兰蒂斯”号航天飞机的退役,也给人类太空探索带来了更广阔的前景。在雄心勃勃的私营公司的引领下,一个向地......
Effect of the sintering technique on the ferroelectric and d33 piezoelectric coefficients of Bi0.5(N
[期刊论文] 作者:G.HERNANDEZ-CUEVAS,J.R.LEYVA M,
来源:先进陶瓷(英文版) 年份:2019
In the search of lead-free piezoelectric materials,ceramic processing techniques offer potential tools to increase the piezoelectric and ferroelectric propertie...
[期刊论文] 作者:By Peter M Herford,
来源:Beijing Review 年份:2019
Xi Jinping: The Governance of China is a massive compilation of the speeches, writings and more importantly, the philosophy of a difficult concept: socialism with Chinese characteristics. My advantag...
[期刊论文] 作者:Sarah M McKim,,
来源:Journal of Integrative Plant Biology 年份:2019
A plants lateral structures, such as leaves,branches and flowers, literally hinge on the shoot axis,making its integrity and growth fundamental to plant form.In all plants, subapical proliferation wit...
[学位论文] 作者:M RIZWAN MUSHTAQ,
来源:华北电力大学(北京) 年份:2019
由于临时故障或重负载启动导致电压下降,称为电压凹陷或电压跌落。电压暂降的最严重影响是制造过程的突然和意外中断,这可能对由配电网络馈送的客户造成显着的经济损害。调查显示,每次暂降事件成本的平均价值在2000欧元至4000欧元之间。电压暂降是一个关键问题,目前......
[学位论文] 作者:DATTATRYA M SHETTI,
来源:华南理工大学 年份:2019
乳腺癌是仅次于肺癌的第二大常见癌症,是导致妇女癌症死亡的主要原因之一。三阴性乳腺癌(TNBC)是一种侵袭性乳腺癌亚型,占乳腺癌总数的15%。血管生成和转移是乳腺癌的主要特征,而TNBC由于缺乏雌激素受体(ER)、孕激素受体(PR)和人类表皮生长因子受体2(HER2受体)而具有高......
[期刊论文] 作者:KrumholzHarlan M,RossJoseph S,OttoCatherine M,季媛媛(译者),
来源:英国医学杂志中文版 年份:2019
Harlan M Krumholz和Joseph S Ross认为,在未经同行评议的情况下,尽早发表研究成果能加速知识传播并改变临床实践。Catherine M Otto却担心无质量控制的出版物可能混淆视听且有损患者健康。......
In elderly population prophylactic anticoagulation favors early detection of digestive track cancers
[期刊论文] 作者:Malgorzata Szlendak,Wojciech M,
来源:老年心脏病学杂志:英文版 年份:2019
The launch of non-VKA oral anticoagulants (NOACs) caused revolution in thrombosis prevention, which was mainly due to their safety and simplicity in treatment w...
[期刊论文] 作者:Lorena Sáez-Carramolino,M,
来源:交通与运输工程:英文版 年份:2019
As of 2020,shipping companies will have to use low-sulphur fuels to comply with current international regulations set out in Annex VI of the MARPOL Agreement(re...
[期刊论文] 作者:Diego Enrique Lozano-Carmona,M,
来源:地质学期刊(英文) 年份:2019
Anomozamites is a fossil-genus of leaf attributed to the Bennettitales, with a distribution mainly in the Kingdom of Laurasia and a stratigraphic range of the U...
[期刊论文] 作者:Georgios Ntelis,Stavropoulou M,
来源:地球科学和环境保护期刊(英文) 年份:2019
Nowadays, natural hazards constitute an integral part in the everyday reality of people’s lives. A landslide event, although usually occurring at a low frequen...
[期刊论文] 作者:Afranio Ferreira Evangelista,M,
来源:中国神经再生研究:英文版 年份:2019
Stem cells are considered as key therapeutic tools in the field of regenerative medicine. In the last decade, based on a growing body of knowledge about their m...
[期刊论文] 作者:Weronika Gorczyk,Christopher M,
来源:地学前缘:英文版 年份:2019
:Reactivation of metasomatized mantle lithosphere may occur during continental extension,which is an important component of plate tectonics.The lower most part...
[期刊论文] 作者:Francisco Quinonero,Cristina M,
来源:癌症生物学与医学:英文版 年份:2019
Pancreatic ductal adenocarcinoma(PDAC)has one of the highest mortality rates among all cancer types.Its delayed diagnosis precludes curative resection,thus most...
[期刊论文] 作者:Chau T M Cao,
来源:美中教育评论:A 年份:2019
It has been a long argument about the efficiency of non-formal education(NFE)regarding the plan to achieve education for all(EFA).It is undeniable that formal s...
The role of land use on the local climate and air quality during calm inter-monsoon in a tropical ci
[期刊论文] 作者:M.C.G.Ooi,A.Chan,M.J.Ashfold,M,
来源:地学前缘:英文版 年份:2019
The modification of land use is known to be a major climate change driver to the local warming and air quality in cities.Despite the reduction of NOx over the y...
[期刊论文] 作者:BernabéM Quesada,Adelina,
来源:世界胃肠外科杂志:英文版(电子版) 年份:2019
Paraesophageal hernia(PEH)repair is one of the most challenging upper gastrointestinal operations.Its high rate of recurrence is due mostly to the low quality o...
Successful treatment of noncirrhotic portal hypertension with eculizumab in paroxysmal nocturnal hem
[期刊论文] 作者:Alexandra Alexopoulou,Iliana M,
来源:世界肝病学杂志:英文版(电子版) 年份:2019
BACKGROUND Idiopathic non-cirrhotic portal hypertension(INCPH)is mainly associated with thrombophilia in Western countries.Paroxysmal nocturnal hemoglobinuria(P...
[期刊论文] 作者:María M Adeva-Andany,Eva,
来源:世界糖尿病杂志:英文版(电子版) 年份:2019
Insulin resistance is associated with subclinical vascular disease that is not justified by conventional cardiovascular risk factors,such as smoking or hypercho...
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