... solenoid valve for freon,氟里昂用电磁阀 solenoid valve for gas,煤气电磁阀 solenoid valve for steam,蒸气电磁阀 ...
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Solenoid Valve is a kind of switching control applied in the liquid and gas pipelines, generally used for the control of pipes.
电磁阀是用于液体和气体管路的一种开关控制，一般用于管道的控制。
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