The synthetic technique of new type high molecular ashless dispersant of polybutene (PBP) and dimaleic anhydride was described.
介了新型高分子聚异丁烯双来酸酐无灰分散剂的合成。
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And the Coast Guard admitted they can't account for a lot of oil. And that oil has been submerged in the Gulf because of the dispersants that were used. And then when Hurricane Isaac came around, it churned up that.
海岸警卫队承认他们无法解释大量石油。由于使,这些石油已被淹没在海湾中。然后当艾萨克飓风来临时,它搅动一切。
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