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| Venturi scrubber (【技】文氏管除尘器是湿法除尘的重要设备。低压的溢流文氏管用于半精除尘，高压的文氏管用于精除尘。高压高炉采用这两种文氏管的串联可使煤气含尘量降到10 mg/Nm³ 以下。文氏管主体由钢板焊成，有收缩管、喉口和扩张管三部分。文氏管的除尘原理是：当煤气以高速通过喉口时，煤气与水剧烈冲击形成水雾，使煤气降温，尘粒被润湿在扩张管内，互相集聚并流人水中，使煤气得以除尘。) | |||
| 文丘 里 管洗涤器: 2 phrases in 1 subject |
| Metallurgy | 2 |
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