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单词
ballistic efficiency
释义
ballistic efficiency
ballistic efficiency
[
bə′lis·tik i′fish·ən·sē
]
(mechanics)
The ability of a projectile to overcome the resistance of the air; depends chiefly on the weight, diameter, and shape of the projectile.
The external efficiency of a rocket or other jet engine of a missile.
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更新时间:2025/3/4 15:48:46