氣動快關旋啟式逆止閥新品設計
一.前言： 大多數(shù)機械都是跟乳化機一樣，動力均為電力。火力發(fā)電汽輪機抽氣系統(tǒng)中，為防止介質(zhì)的倒流，保護汽輪機等重要設施，根據(jù)機組設計的抽氣管道的數(shù)量，一般每臺機組都需要安裝不同參數(shù)的抽氣快關逆止…
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