低噪音高质量设计，减少人员操作不便。
The low noise high grade design, reduces the personnel operates inconveniently.
多级降压调节阀主要应用于有气蚀、噪音高、流体压差高的环境。
Multistage decompression regulating valve is mainly applied to cavitation, high noise, fluid high pressure environment.
多级降压调节阀主要应用于有气蚀、噪音高、流体压差高的环境。
Multistage decompression regulating valve is mainly applied to cavitation, high noise, fluid high pressure environment.
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