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关注：1
2013-05-23 12:21
求翻译：四海公司07年三月在南阳油田对57＃小口径注水管道内外壁喷砂除锈及内壁喷涂防是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
四海公司07年三月在南阳油田对57＃小口径注水管道内外壁喷砂除锈及内壁喷涂防
问题补充： |
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2013-05-23 12:21:38
Four Seas Company in March 2007 on the 57 # fields in Nanyang small diameter water pipes inside and outside wall sand-blasting and spray against the inner wall
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2013-05-23 12:23:18
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2013-05-23 12:24:58
Great-hearted company 07 year in March the outer wall sand blasting eliminates the rust and the endophragm spray coating in the Nanyang oil field to the 57# small caliber irrigation pipeline in guards against
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2013-05-23 12:26:38
57# four seas company March 07 in Nanyang oil field water injection pipeline wall sand blasting Derusting of small caliber and wall spraying anti-
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2013-05-23 12:28:18
57# four seas company March 07 in Nanyang oil field water injection pipeline wall sand blasting Derusting of small caliber and wall spraying anti-
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