免费人成视频19674不收费

    <tbody id="ofkqm"><pre id="ofkqm"></pre></tbody>

    1. <dd id="ofkqm"><noscript id="ofkqm"></noscript></dd>

        1. <dd id="ofkqm"><noscript id="ofkqm"><video id="ofkqm"></video></noscript></dd>
        2. Home > Maintenance Area > TURBINE
          Separator vane surface pits occur, and a convex hull when the steam side bending, how to deal with it?

          You can make fake pads according to steam channel cross-sectional shape, stuff into the steam to mat the steel stick, or directly by hand hammer finishing straight, can also use a roasted stick to properly heating the steam, then trimmed, but not more than 700 ℃

          Favourite