通风机

• Specifications for fan welding inspection
  通风机.焊接质量检验技术条件
• Air conditioning . convector fans . specification
  空调.对流通风机.规范
• Development of software system for centrifugal fan design
  通风机选型软件的面向对象开发技术
• Basic types sizes parameters and characteristics of fans
  通风机基本型式尺寸参数及性能曲线
• Shipbuilding . ventilators . lifting bracket and dirt traps
  造船工业.通风机.移动孔板和防护网
• Technical condition centrifugal ventilator for cement industry
  水泥工业用离心通风机技术条件
• Fan vibration detection and its limied value
  通风机振动检测及其限值
• Marine centrifugal backward - curved blade fans
  船用后向式离心通风机