Home / Standards / GB 25682.1-2010 GB 25682.1-2010 Belt-drive tractors — Traction efficiency limits and determination methods — Part 1: Wheeled tractors 皮带传动拖拉机 牵引效率限值及确定方法 第1部分:轮式拖拉机 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A