{"blog_url":"https://coatingmachine.hateblo.jp/","published":"2019-09-10 17:36:27","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcoatingmachine.hateblo.jp%2Fentry%2F2019%2F09%2F10%2F173627\" title=\"Vacuum system maintenance: bubble leak detection method - 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>","blog_title":"vacuum pump","author_name":"jinzhenrongs","url":"https://coatingmachine.hateblo.jp/entry/2019/09/10/173627","author_url":"https://blog.hatena.ne.jp/jinzhenrongs/","title":"Vacuum system maintenance: bubble leak detection method","provider_url":"https://hatena.blog","width":"100%","provider_name":"Hatena Blog","categories":[],"type":"rich","image_url":null,"description":"Vacuum system maintenance: bubble leak detection method Vacuum system maintenance method: pressure leak detection method in the bubble leak detection method Bubble leak detection method is to fill the leakage gas with a certain pressure in the tested part, and then put it into the liquid. If there i\u2026","height":"190","version":"1.0"}