The data of the radio burst at 245 MHz issued by the Space Environment Service Center (in Boulder, USA) are used for the real-time alert of solar activities.是什么意思_The data of the radio burst at 245 MHz issued by the Space Environment Service Center (in Boulder, USA) are used for the real-time alert of solar activities.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句