Home / Standards / GB/T 19933.3-2014 GB/T 19933.3-2014 Active Earth-moving machinery―Operator enclosure environment―Part 3: Pressurization test method 土方机械 司机室环境 第3部分:增压试验方法 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2014-07-24 Implementation 2015-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A