今天，我要向大家推荐并评测的，就是罗技（Logitech）M87无线蓝牙双模机械键盘。这款键盘不仅具备机械手感，还兼具静音与高效，无论是办公还是 ...

M87 is particularly notable for its powerful relativistic jet, an active galactic nucleus, and the presence of a supermassive Black Hole at its center, which was the f irst black hole ever imaged ...

On left, this composite simulated image shows how M87* is seen by the Event Horizon Telescope at 86 GHz (red), 230 GHz (green), and 345 GHz (blue). On right, 345 GHz is seen in dark blue ...

Caption Light curve of the gamma-ray flare (bottom) and collection of quasi-simulated images of the M87 jet (top) at various scales obtained in radio and X-ray during the 2018 campaign. The ...