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法国国际广播电台
14 天
100亿年误差仅约1秒 日本光晶格钟要价1.1亿元
(法新社东京5日电) 日本一间分析仪器制造商今天宣布,将开卖100亿年偏差仅约1秒的超高精度「光晶格钟」(Optical Lattice Clock,又译光格子钟),售价为每座5亿日圆(约新台币1.1亿元)。
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Fed holds rates steady
Resumes ground operations
Trans troops ban blocked
UN climate report
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Case transferred to NJ
Florida Keys brush fire
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Louisiana executes inmate
Trump fires 2 Democrats
Abduction tracking ends
Mexico City bullfighting ban
Exits Vancouver Auto Show
To serve as finance chair
Smugglers found guilty
1979 cold case solved
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MetroCard sales to end
Hollywood director charged
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Teachers union sues
To cut civilian jobs
Amazon sues safety agency
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