蝶

• Streamlined spherical disc with high flow capacity
  流线型球状蝶板具有很好的流体特性。
• D343h centrifugal seal butterfly valve - changmao
  D343h型法兰偏心蝶阀煤气阀- changmao
• And i don " t want her to think that i " m some stalker magnet
  我不想她认为我到处招风引蝶
• Cast : wang ling , peter yang chun , sun yue , butterfly wu
  演员：汪玲杨群孙越胡蝶李蓝
• Full - wave analysis of compact bow - tie microstrip antennas
  小型化蝶形微带天线的全波分析
• Ball valves , filters , motor butterfly valve , actuators
  球阀，过滤器，电动蝶阀，伺服驱动
• Dh746x microresistance butterfly back valve - changmao
  Dh746x型微阻蝶式止回阀- changmao
• Industrial valves - butterfly valves of thermoplastic materials
  工业阀门.热塑性材料蝶阀
• D71x handle drive butterfly valve - changmao
  D71x型手动蝶阀- changmao