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圆柱体
[yuán zhù tǐ]
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圆柱体
[yuán zhù tǐ]
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- (打火机用的)电石一种由能产生火星的、坚硬的合金小圆柱体,用于点燃打火机燃料
A small solid cylinder of a spark-producing alloy, used in lighters to ignite the fuel.
- 军舰上的露天炮塔军舰上旋转炮塔四周的保护性装甲圆柱体
An armored protective cylinder around a revolving gun turret on a warship.
- 管子,导管,输送管用来输导液体、气体或固体细末的管状中空圆柱体
A hollow cylinder or tube used to conduct a liquid, gas, or finely divided solid.
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以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌