Hydroxypropylguar gum and other organic additives are the predominant components of fracturing fluid recovery, which have excessive CODCr, the most important polluting characteristic of the sewage.

压裂返排液的主要成分是羟丙基胍胶及其它的有机添加剂，具有COD严重超标的污染特征。

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These fractures play an important role in controlling fluid flow and recovery.

这些裂缝在控制流体流动和采收率方面发挥重要作用。

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Objective To study the appraising value of fluid attenuated inversion recovery (FLAIR) in the progression of cerebral infarction.

目的：探讨液体衰减翻转恢复(FLA IR)序列成像评价脑梗死的进展情况的价值。

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Mobile Fluid Recovery then used a massive high-speed drum to spin out all the absorbed oil and waste water from the booms.

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However, those numbers are fluid, especially because the tepid Obama recovery has been particularly hard on recent college graduates.

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