ship structure短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 船舶结构 Annual inspection and special inspection and jacket for Ship and platform, system inspection for ship structure, equipment and piping and evaluate for their natural life. 船舶、钻井平台、导管架的年检、特检以及船体、机电设备、管线的系统检验和寿命评估等。 www.penglai.com.cn