搜索优化
Rewards
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
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
腾讯网
17 小时
锐石创芯实现国产高压天线调谐开关量产突破
锐石创芯坚定不移地在国产化道路上奋勇前行,不断深耕、精进核心产品的性能并着力降低成本,大力强化国产供应链,战略性规划自研滤波器Fab并配合L-PAMiD、L-DiFEM、DiFEM等大模组开发,持续提升市场竞争力,也为客户提供全射频前端方案做足准备。
12 天
高速率、低功耗硅基慢光MZM,打破能耗瓶颈
日本横滨国立大学、日本产业技术中和研究所和日本信息通信研究机构的研究人员通过结构创新和优化电极结构,在不改变工艺的情况下成功降低了硅基马赫-曾德尔调制器(MZM)比特能量,实现64 Gbps的传输速率,比特能耗仅为59 fJ/bit。相关研究成果以“High-speed, low-voltage, low-bit-energy silicon photonic crystal slow-light ...
新浪网
18 天
胸阻抗法的血流动力学监测准吗?
胸电生物阻抗(Thoracic Electrical Bioimpedance,简称TEB)及其在心阻抗血流图(Impedance Cardiography,简称ICG)中的应用,有着深厚的学术和技术背景。 胸电生物阻抗技术基于欧姆定律,即导体电阻与其横截面积成反比。当心脏收缩与舒张时,胸腔大血管容积随血流量而 ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
今日热点
Would-be assassin charged
Gets 2-yrs for role in fraud
Diagnosed with Parkinson's
Woman dies in 'suicide pod’
Contempt charge coming?
Food packaging cancer risk
‘Trump Train’ jury verdict
Haitian group files complaint
Rioter mistakenly released
Won't call special session
To shut down TikTok Music
Outlaws guitarist dies
Foreign incentives offer?
Executed by lethal injection
EEOC blocked on rules
Calls for US to lift sanctions
Partners with Google
1st NL East title since 2011
NC sending absentee ballots
PA county ballot ruling
ISR: Hezbollah leader killed
Dali owner, operator sued
Johnny Cash statue unveiled
X account hacked
Phoenix breaks heat record
Pac-12 sues Mountain West
Recalls 41K+ motorcycles
InfoWars to be auctioned off
OR removes 1,200+ voters
Study about oceans' acidity
Retiring after 14 seasons
反馈