jinzhenrongs https://blog.hatena.ne.jp/jinzhenrongs/ vacuum pump https://coatingmachine.hateblo.jp/ Another situation of water ring vacuum pump is analyzed. Maybe it's the first time to hear the word about the problem of holding shaft. At first, I don't understand what it means. Is the vacuum pump not working? There are many reasons for this phenomenon. The following is a systematic analysis of th… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcoatingmachine.hateblo.jp%2Fentry%2F2021%2F06%2F09%2F180756" title=" The problem of holding shaft of water ring vacuum pump - vacuum pump" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2021-06-09 18:07:56 rich https://coatingmachine.hateblo.jp/entry/2021/06/09/180756 1.0 100%