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详细介绍了3种分子筛纯化系统切换蝶阀的结构、工作原理和特点,分析了3种蝶阀的优缺点和使用场合。
The structure, working principle and characteristics of three kinds of molecular sieve purification system switching butterfly valves are introduced in detail. The advantages and disadvantages of the three kinds of butterfly valves and their applications are analyzed.