管路

• Automatic wash tank and related pipe . fully automatic
  自动洗桶自动洗管路。
• Railway transport equipment . pipework . biconical rings
  铁路车辆.管路.双锥形连接环
• Polyethylene encasement for ductile - iron pipe systems
  球墨铸铁管路系统用聚乙烯包装物
• Pipeline modelling design of hydraulic assemble block
  液压集成块的空间管路设计与造型
• General specifications for marine piping valves and fittings
  船舶管路阀件通用技术条件
• Practice for line blind valves for marine applications
  船用管路截流阀惯例
• Specification for thermal insulation for marine piping systems
  船舶管路系统用隔热规范
• Standard on design of biogas pipelines for peasant household
  农村家用沼气管路设计规范
• General specification for flared tube connection
  扩口管路连接件通用规范
• Fiber optic cable single mode standard loosely buffered duct
  单模态标准型松包管路式光缆