Home / Standards / GB/T 17119-1997 GB/T 17119-1997 Abolished Continuous mechanical handling equipment--Belt conveyors with carrying idlers--Calculation of operating power and tensile forces 连续搬运设备 带承载托辊的带式输送机 运行功率和张力的计算 Standard Type GBT ICS 53.040.10 CCS J81 Status 废止 Issue Date 1997-12-01 Implementation 1998-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A