GB/T 25625-2017土方机械教练员座椅挠曲极限量、环境空间和性能要求国家标准
英文:Earth-moving machinery—Trainer seat—Deflection limiting volume, space envelope and performance requirements GB/T 2562...
英文:Earth-moving machinery—Trainer seat—Deflection limiting volume, space envelope and performance requirements GB/T 2562...