“heavy bomber”的概念、定义、翻译、参考文献-科学参考

单词	heavy bomber
释义	heavy bomber [`hev·ē `bäm·ǝr] ^{AEROSPACE ENGINEERING} Any large bomber considered to be relatively heavy, such as a bomber having a gross weight, including bomb load, of 250,000 pounds (113,000 kilograms) or more, as the B-36 and the B-52.
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