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[期刊论文] 作者:宋传静, 来源:南京航空航天大学学报:英文版 年份:2021
研究了时间尺度上Lagrange系统、Hamilton系统和Birkhoff系统的Mei对称性。首先分别给出每一类系统的Mei对称性定义及判据,然后得到由Mei对称性导出的守恒量,再进一步研究Mei...
[期刊论文] 作者:Ting WANG,Ke WEI,Jiao MA, 来源:大气科学进展(英文版) 年份:2021
To investigate the relationship between ARs and mei-yu rainfall in China, the mei-yu season of 2020 in...
[期刊论文] 作者:Ping LIANG,Zeng-Zhen HU,Yihui DING,Qiwen QIAN, 来源:大气科学进展(英文版) 年份:2021
middle and lower reaches of the Yangtze River in eastern China during summer 2020 suffered the strongest mei-yu...In this work, we comprehensively analyzed the mechanism of the extreme mei-yu season in 2020, with focuses...
[期刊论文] 作者:陈丽萍,贺晓琪, 来源:华中科技大学学报:医学版 年份:2021
目的探究减数分裂抑制物1(meiosis inhibitor 1,MEI1)对宫颈癌细胞增殖以及迁移、侵袭能力的影响。方法在GEPIA数据库中分析MEI1在宫颈癌组织和正常组织中的表达量,以及MEI1...
[期刊论文] 作者:Yi Zhang, 来源:力学快报(英文版) 年份:2021
We focus on Mei symmetry for time scales nonshifted mechanical systems within Lagrangian frame- work...
[期刊论文] 作者:张毅, 来源:物理学报 年份:2021
研究并证明时间尺度上非迁移Birkhoff系统的Mei对称性定理.首先,建立任意时间尺度上Pfaff-Birkhoff原理和广义Pfaff-Birkhoff原理,由此导出时间尺度上非迁移Birkhoff...系统(包括自由Birkhoff系统、广义Birkhoff系统和约束Birkhoff系统)的动力学方程.其次,基于非迁移Birkhoff方程中的动力学函数经历变换后仍满足原方程的不变性,给出了时间尺度上Mei...对称性的定义,导出了相应的判据方程.再次,建立并证明了时间尺度上非迁移Birkhoff系统的Mei对称...
[期刊论文] 作者:Yihui DING,Yunyun LIU,Zeng-Zhen HU, 来源:大气科学进展(英文版) 年份:2021
The record-breaking mei-yu in the Yangtze-Huaihe River valley (YHRV) in 2020 was characterized by an...
[期刊论文] 作者:Lixia ZHANG,Dan ZHAO,Tianjun ZHOU,Dongdong PENG,Chan XIAO, 来源:大气科学进展(英文版) 年份:2021
The summer of 2020 recorded a record-breaking flood due to excessive mei-yu rain falling over the Yangtze...
[期刊论文] 作者:Yu LI,Keyi CHEN,Zhipeng XIAN, 来源:大气科学进展:英文版 年份:2021
In this study, a typical mei-yu heavy precipit...
[期刊论文] 作者:闵宇航,黄璐瑶,余晓琴,王颖, 来源:食品工业科技 年份:2021
建立了酱卤肉制品中同时测定1-甲基咪唑(1-methylimidazole,1-MEI)、2-甲基咪唑(2-methylimidazole,2-MEI)和4-甲基咪唑(4-methylimidazole...,4-MEI)的超高效液相色谱-串联质谱...
[期刊论文] 作者:Huan Gao,Dong-Mei Wang, 来源:海南医科大学学报(英文版) 年份:2021
mei. Methods:This study collected the Professor WANG Dong?...mei\'s prescriptions for primary dysmenorrhea cases in...
[期刊论文] 作者:Qiwei WANG,Yi ZHANG,Kefeng ZHU, 来源:大气科学进展:英文版 年份:2021
often observed extending to the southwest of some mesoscale convective systems(MCSs)embedded in the mei-yu...
[期刊论文] 作者:Ping Li,Tangchun Zheng,Xiaokang Zhuo,Man Zhang,Xue Yong,Lulu Li,Jia Wang,Tangren Cheng,Qixiang Zhang, 来源:Horticultural Plant Journal(园艺学报:英文版) 年份:2021
for perennial plant survival.Different genotypes of Prunus mume,including Eumume group and Apricot Mei...
[期刊论文] 作者:Huan WU,Xiaomeng LI,Guy J.-P.S, 来源:大气科学进展:英文版 年份:2021
The prolonged mei-yu/baiu system with anomalous precipitation in the year 2020 has swollen many rivers...
[期刊论文] 作者:Huan WU,Xiaomeng LI,Guy J.-P.SCHUMANN,Lorenzo ALFIERI,Yun CHEN,Hui XU,Zhifang WU,Hong LU,Yamin HU,Qiang ZHU,Zhijun HUANG,Weitian CHEN,Ying HU, 来源:大气科学进展(英文版) 年份:2021
The prolonged mei-yu/baiu system with anomalous precipitation in the year 2020 has swollen many rivers...
[期刊论文] 作者:Qiwei WANG,Yi ZHANG,Kefeng ZHU,Zhemin TAN,Ming XUE, 来源:大气科学进展(英文版) 年份:2021
often observed extending to the southwest of some mesoscale convective systems (MCSs) embedded in the mei-yu...
[期刊论文] 作者:Chunguang CUI,Xiquan DONG,Bin WANG,Baike XI,Yi DENG,Yihui DING, 来源:大气科学进展(英文版) 年份:2021
The mei-yu season, typically occurring from mid-June to mid-July, on average, contributes to 32% of the...
[期刊论文] 作者:Chunguang CUI,Xiquan DONG,Bin, 来源:大气科学进展:英文版 年份:2021
The mei-yu season,typically occurring from mid-June to mid-July,on average,contributes to 32%of the annual...
[期刊论文] 作者:by Wang Shaojun, 来源:中国画报(英文版) 年份:2021
In 1930, famous Chinese Peking Opera artist Mei Lanfang landed in the United States to give a performance...
[期刊论文] 作者:Chaofan LI,Riyu LU,Nick DUNSTONE,Adam A.SCAIFE,Philip E.BETT,Fei ZHENG, 来源:大气科学进展(英文版) 年份:2021
During June and July of 2020, the Yangtze River basin suffered from extreme mei-yu rainfall and catastrophic...
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