Home / Standards / GB/T 30368-2013 GB/T 30368-2013 Active Ships and marine technology—Propeller pitch indicators 船舶和海上技术 螺旋桨螺距指示器 Standard Type GBT ICS 47.020.70 CCS U65 Status 现行 Issue Date 2013-12-31 Implementation 2015-03-01 Responsible Dept 国家标准委 Drafting Unit N/A