[问题求助] 铜线伸长率标准
P:2011-08-29 19:32:00
1
hydrophilic acrylamide polymer - 亲水性丙烯酰胺聚合物 (0) 投诉
P:2011-08-29 21:25:12
2
Shaped Wire Compact Concentric-Lay-Stranded Aluminum Conductors, Steel-Reinforced - 钢芯加强线状致密同芯绞捻铝导线 (0) 投诉
P:2011-08-30 11:19:48
3
GB/T 3953-2009
axial compression test - 轴向压缩试验 (0) 投诉
3