The maximum load , span of supports YueLong brand type cable tray must be less allowable load and span of supports .
The maximum load , span of supports YueLong brand type cable tray must be less allowable load and span of supports .
“跃龙”品牌系列电缆桥架的最大载荷、支撑间距应小于允许载荷和支撑荷和支撑跨距。