GB/T 20897.4-2019充气艇第4部分:发动机额定功率为15kW及以上且船长在8m~24m之间的艇国家标准
英文:Inflatable boats—Part 4: Boats with a hull length of between 8 m and 24 m with a motor power rating of 15 kW and grea...
英文:Inflatable boats—Part 4: Boats with a hull length of between 8 m and 24 m with a motor power rating of 15 kW and grea...