... special ballast tank 专用压载水舱 spherical pressure tank 球形压力罐 spiral flow tank 旋流加气池 ...
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The spherical tank is the storage of liquefied gases, and one of the commonly used pressure vessel, in the petroleum, chemical, metallurgical and city gas supply and so widely used.
球形储罐是储存各种气体和液化气体的常用压力容器之一，在石油、化工、冶金和城市燃气供应等方面得到广泛使用。
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