The utility model is characterized in that: the upside of each spraying cap cover is provided with a cover plate having a flow channeling decompression hole;

  • 在喷射帽罩的裙底上部与塔板上液流方向相同的方向上设置有导流孔;

  • 互联网摘选 2025-02-07 22:52:48

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