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A new type of control valve for single pipe system is introduced.
介绍了一种适用于单管系统的新型调节阀。
youdao
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Product Notes: single-stage regulator valve for the high pot.
产品备注：为单段调节气阀高速锅。
youdao
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Product Notes: single-stage regulator valve for the high pot.
产品备注：为单段调节气阀高速锅。
youdao