• 提出了利用管道水过程中的确定天然气管道位置原理和方法。

    The theory to confirm the location of blockage in pipeline which using the positive wave happened in the course of water hammer was first put forward in the paper.

    youdao

  • 提出了利用管道水过程中的确定天然气管道位置原理和方法。

    The theory to confirm the location of blockage in pipeline which using the positive wave happened in the course of water hammer was first put forward in the paper.

    youdao

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