日本工业标准_JIS F4803-1999 ShipbuildingShip screw propellersManufacturing tolerancesPart 2:Propellers of diameter between 0.80 and 2.50 m inclusive_
copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有备案/许可证编号:苏ICP备17064731号-1