|
关注:1
2013-05-23 12:21
求翻译:通过对大直径天井钻机钻杆螺纹失效原因分析是什么意思? 待解决
悬赏分:1
- 离问题结束还有
通过对大直径天井钻机钻杆螺纹失效原因分析
问题补充: |
|
2013-05-23 12:21:38
正在翻译,请等待...
|
|
2013-05-23 12:23:18
Through the large-diameter patio rigs drilling rod thread causes of invalidity analysis
|
|
2013-05-23 12:24:58
Through to large diameter courtyard drilling machine drill rod thread expiration reason analysis
|
|
2013-05-23 12:26:38
Through the courtyard drilling machine with large diameter drill pipe threads failure analysis
|
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