降落救生艇的下水装置|沙特标准|SASO-ISO-22673
SASO-ISO-22673
Ships and marine technology – Launching appliances for free-fall lifeboats
船舶和海洋技术-自由降落救生艇的下水装置
降落救生艇的下水装置|沙特标准|SASO-ISO-22673
SASO-ISO-22673
Ships and marine technology – Launching appliances for free-fall lifeboats
船舶和海洋技术-自由降落救生艇的下水装置