|
关注：1
2013-05-23 12:21
求翻译：all control valves have been stroked and left in the closed position for fail-closed valves and open for fail-open valves是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
all control valves have been stroked and left in the closed position for fail-closed valves and open for fail-open valves
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
