搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 1 小时
时间不限
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
来自MSN
10 分钟
New framework designs scalable 3D transistors based on 2D semiconductors
Conventional electronics based on silicon are approaching their limits in terms of performance and scalability. In recent ...
technologynetworks
21 分钟
How Is AI Accelerating the Discovery of New Materials?
With the advent of machine learning and artificial intelligence, materials science could be poised to take its next big leap ...
World Bank
13 分钟
Estimating the Number of Firms in Africa
This paper estimates the number of firms in Africa, considering their size and formal status. It relies on a novel ...
13 分钟
on MSN
Classified information is out in the open. There’s no need to panic.
The discovery of apparently classified records can set off alarm bells. But often, the federal government rules that the records can remain public.
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
反馈