|
关注:1
2013-05-23 12:21
求翻译:When it is equal to unity it is the useful period of the equipment and when it is greater than unity it is the wear out period of the equipment.是什么意思?![]() ![]() When it is equal to unity it is the useful period of the equipment and when it is greater than unity it is the wear out period of the equipment.
问题补充: |
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区