Home / Standards / GB/T 30009-2013 GB/T 30009-2013 Active Calculation method for energy efficiency design index of ships 船舶能效设计指数计算方法 Standard Type GBT ICS 47.020.01 CCS U10 Status 现行 Issue Date 2013-10-10 Implementation 2013-11-01 Responsible Dept 国家标准委 Drafting Unit N/A