閥門基礎:什麼是文丘裡旋塞閥-資訊--格業閥門有限公司_鸭脖电竞

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鸭脖电竞

首頁 > 資訊 > 知識普及 > 詳情
閥門基礎:什麼是文丘裡旋塞閥

發布時間:2019-06-11 09:20:01   訪問:650

一種貫穿塞體有一個明顯縮口的閥門。在這種閥門中,從每個全徑端到縮徑的過渡都有良好的流線型。


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