求翻译:recommendations of the NBR IEC 60439-1. Test reports must be sent to short circuit and temperature rise.是什么意思?待解决 悬赏分:1 - 离问题结束还有 recommendations of the NBR IEC 60439-1. Test reports must be sent to short circuit and temperature rise.问题补充:匿名 2013-05-23 12...