GB/T 20969.2-2021特殊环境条件高原机械第2部分:高原对工程机械的要求标准
英文:Special environmental condition—Machinery for plateau—Part 2:Requirement for construction machinery on plateau GB/T 2...
英文:Special environmental condition—Machinery for plateau—Part 2:Requirement for construction machinery on plateau GB/T 2...