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正翻译步骤 4

Step 4
Unscrew the sprinkler  extension from the pipe fitting. Once the extension is removed, water may come out of the open pipe fitting.
  • Unscrew the sprinkler extension from the pipe fitting.

  • Once the extension is removed, water may come out of the open pipe fitting.

在此插入翻译

在此插入翻译

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