[金属复合线] 做过铜包铝电缆的没有?
P:2011-04-21 21:29:07
1
back-up roll with knife edge support disc - 具有刀形轮缘支承圆盘的支撑辊 (0) 投诉
P:2011-04-21 23:34:04
2
N百年前都用过了
Izod test - 耐冲击试验<冲击lcm2试片至破裂,并测定此时所需的力> (0) 投诉
P:2011-04-22 13:18:08
3
unidirectional cabling system - 单向成缆装置 (0) 投诉
3