1)expanded area ratio,展开面积比2)developed area ratio,盘面比;桨叶展开面积比3)developed area,展开面积4)Equal-area developing,等面积展开5)developed surface ratio,展开盘面比6)developed area ratio,展开盒面比
用法例句
Discussion on approximate calculation method for developed area of different diameter pipe(Ⅰ);