配电线路用钢杆|沙特标准|SASO-2726
Requirements for supplying Steel Poles for Distribution Lines for rated voltages off 0.22kv up to 33kv
供应额定电压为0.22kv至33kv的配电线路用钢杆的要求
配电线路用钢杆|沙特标准|SASO-2726
Requirements for supplying Steel Poles for Distribution Lines for rated voltages off 0.22kv up to 33kv
供应额定电压为0.22kv至33kv的配电线路用钢杆的要求
15271807183 |
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