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介绍了液化天然气用超低温阀门的特殊结构、材料、密封、性能要求和应用标准,论述了几种常用的液化天然气用超低温阀门的特点。
The special structure, material, sealing, performance requirements and application standards of cryogenic valves for liquefied natural gas are introduced. Some commonly used cryogenic valves for liquefied natural gas are discussed.