JIS B8805-1992 Rubber belt conveyors with carrying idlers-Calculation of operating power and tensileJIS B8805-1992 Rubber belt conveyors with carrying idlers-Calculation of operating power and tensile forces
部份国外标准涉及版权问题,所以全部国外标准于2013年02月,全部删除!相关页面仅提供参考消息。