需要以下阀门1:电磁阀4we6e/50/CD24V2个，2:液控单向阀YKD-162个，3:卸液阀FYF-6G5个，4:液控进压jyf-KDF162个，5:单向阀GKDF-16B2个，6:远程调压阀2个，7:溢流阀YF-B20H4-S1个，8:手动换向阀34SM-B20H-T1个

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