短语词组短语Thickness of bulkhead plating 舱壁板之厚度sloped bulkhead plating 斜形舱壁板;斜顶板铺板corrugated bulkhead plating 槽型舱壁longitudinal bulkhead plating 纵舱壁板bottom plating of bulkhead 舱壁下列板 返回 bulkhead plate