214| 0
|
GB 5023.7-1997 额定电压450/750V及以下聚氯乙烯绝缘电缆 第7部分:2芯或多芯屏蔽和非屏蔽软电缆 |
| ||
Archiver|手机版|小黑屋|标准网 ( 浙ICP备19005909号 )
GMT+8, 2024-5-14 11:54 , Processed in 0.057496 second(s), 33 queries .
Powered by Discuz! X3.4
© 2001-2023 Discuz! Team.