When such a powerful laser pulse propagates through the plasma, it becomes both shorter and narrower, creating a large electron bubble that traps electrons from the plasma. 當如此強大的雷射脈沖傳遞到電漿的時(shí)候，脈沖會(huì )變得更短更窄，創(chuàng )造出一個(gè)很大的電子泡泡，而可以從電漿中抓住電子。
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