顶部对流式管式炉
overhead convection type of pipe still
overhead convection type pipe still
卧式管式空气预热器
horizontal tubular air preheater
圆形辐射式管式炉
circular radiant type pipestill
U型管式换热器
Utype tubular mode heat exchanger
U-type heat exchanger
Web服务分布式管理
Web services distributed management WSDM
ZX5系列晶闸管式弧焊电源
SCR rectifier of ZX5 serials
氨化管式反应器
ammonization tubular reactor
白金丝管式炉
platinum-wound tube furnace