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而且，油井队没有进行实验来证明水泥封堵是合适得。
The team then failed to run a test to establish that the cement seal was adequate.
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显而易见，该工具是清除临时水泥封堵和高密度沉积物的理想方案。
It is the ideal solution for removal of temporary cement plugs or hard-packed Bridges of deposits.
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