The shallow cylindrical shell is a typical type of structure of aircraft.
圆柱形扁壳是飞行器的常见结构形式。
The structure is convenient for installation and towing, especially in shallow sea.
此种结构最大优势是便于安装，并能够自浮拖航运输，特别是在浅海区。
Study on Strata Mechanical Structure and Support Adaptability of Shallow Seam;
浅埋藏似能保留具白垩状结构的孔隙。
Study on Strata Mechanical Structure and Support Adaptability of Shallow Seam;
浅埋藏似能保留具白垩状结构的孔隙。
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