您要查找的是不是：
- C12A阀体C12A valve body
- 阀体valve body
- 阀体,阀盖和楔板材质符合美国材料试验协会aSTM B62标准青铜。"Valve body, bonnet and wedge are to be of bronze aSTM B 62."
- 凝汽阀体condenser valve body
- 闸阀体brake valve body
- 操作阀体operating valve body
- 平阀体plain valve head
- 针阀体Nozzle Valve
- 蒸汽阀体steam valve body
- 旁通阀体by-pass valve body
- 阻塞阀体choke valve body
- 汽笛阀体whistle valve body
- 调速阀体governor valve body
- 调整阀体throttle valve body
- 瓣膜阀体valve occluder
- 黄铜阀体brass valve body
- 高压阀体hi-pressure valve body
- 阀体总成valve body assembly
- 放风阀体discharge valve cage
- 放水阀体blowoff valve body
