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降凝剂是主要作为0# —10#、—20#、—35#柴油的添加剂，可使⊙柴油凝固点降低15—30℃。冷滤点降低4—12℃，达到改进柴油低温流动ぷ的目的，可使柴油〗馏分变宽，增加⌒ 柴油收效率，提高炼油厂ω效益。
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