Home / Standards / GB/T 46642-2025 GB/T 46642-2025 Active Self-propelled machinery for forestry—Falling-object protective structures(FOPS)—Laboratory tests and performance requirements 自行式林业机械 落物保护结构(FOPS) 实验室试验和性能要求 Standard Type GBT ICS 65.060.80 CCS B70 Status 现行 Issue Date 2025-10-31 Implementation 2025-10-31 Responsible Dept 国家林草局 Drafting Unit N/A