The synthetic technique of new type high molecular ashless dispersant of polybutene (PBP) and dimaleic anhydride was described.
介绍了新型高分子聚异无灰分散剂的合成工艺。
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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.
警卫队承认他们无法解释大量石油。由于使用了散剂，这些石油已被淹没在湾中。然后当艾萨克临时，它搅动了一切。
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详细解释
无灰分散剂的合成工艺。
警卫队承认他们无法解释大量石油。由于使用了
散剂，这些石油已被淹没在
临时，它搅动了一切。
