English
全部
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 7 天
时间不限
过去 1 小时
过去 24 小时
过去 30 天
按时间排序
按相关度排序
2 天
《科学》(20250228出版)一周论文导读
二茂铁是夹在两个碳环之间的铁离子,其结构的阐明是有机金属化学理论和实践的基础。在随后的几十年里,许多类似的金属夹层化合物被制备和应用。研究者将基序扩展到比铀重的放射性元素锫。
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Trump tariffs take effect
US halts military aid to UKR
Prolific blood donor dies
Painter Vettriano dies
US reviews contracts, grants
Starship test flight delayed
False collision alerts probe
Grants clemency to ex-cop
Serbian lawmakers injured
Off mechanical ventilation
Says SEC to dismiss lawsuit
2025 NFL mock draft
NYC reports measles cases
Senate confirms McMahon
Orders return to office
Reaches $61.5B valuation
Cat food recalled
Announces retirement
Resign-or-retire incentive
DNC executive director
Plans to invest $100B in US
Recall over faulty LED lights
Winter storm warning
Fort Moore’s name changed
Stings woman at airport
Top FBI official forced out
Speaks on Capitol Hill
Blocks ban on trans athletes
Sues former rape accuser
反馈