PQ或pq或Pq可能指:

  • 质体醌(英语:Plastoquinone),一种与维生素K有关的植物物质。
  • 分区魔术师英语PowerQuest(英语:PowerQuest),一种高效的磁盘管理工具。
  • 百草枯(Paraquat)的简写。
  • 图像质量(英语:picture quality)。

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