英语词汇“sudden cosmic noise absorption, SCNA”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	sudden cosmic noise absorption, SCNA
释义	sudden cosmic noise absorption, SCNA 宇宙噪声突然吸收；电离层突扰的一种形式。电离层的电离度增大；使宇宙射电信号穿过电离层时受到的吸收增强；因此在地面接收到的信号突然减弱。
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