英语词汇“sudden cosmic noise absorption, SCNA”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	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。
随便看	portable real-time operating system portable real-time software portable realtime software portable receiver portable recorder portable recorder-receiver portable recorderreceiver portable recording device portable recording wattmeter portable rectifier portable refrigerator portable resistance welder portable respiration aiding machine portable resuscitator portable retort portable return tube boiler portable rig portable riveter portable rivet forge portable riveting forge portable riveting machine portable rock drill portable rock drill,jack hammer portable Rockwell hardness tester portable roentgen

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