...进口自力式调节阀 Self-regulating valve ; regulating valve 自力式差压调节阀 self operated differential pressure regulator 自力型自力式调节阀 weight-loadedrcgulator ; loadedrcgulator ..
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自力式差压单座调节阀 ZZCP
自力式差压双座调节阀 ZZCN
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介绍了波纹管平衡型自力式压差调节阀的结构与工作原理。
Structure and operation principle of the bellows-balance self-operated pressure regulator are described in the paper.
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