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经过了3个多月的漫长等待,美国“哥伦比亚”号航天飞机事故调查委员会(RCC)的调查取得了突破性进展,对碎片的搜集工作基本上已经结束,据悉最终事故原因将会在6月公布。
After more than three months of waiting, the investigation of the U.S. Columbia Space Shuttle Investigation Committee (RCC) made a breakthrough. The collection of debris has basically come to an end. It is learned that the ultimate cause of the accident will be at Announced in June.