| 1. | Disk valves are commonly used when solids are in the aerated state . 蝶阀通常用在固体处于充气状态的地方。 |
| 2. | Butterfly valve - potential pressure life test regulation 蝶阀.静压寿命试验规程 |
| 3. | Ksd flexible telescopic butterfly vavle - changmao Ksd型可曲挠伸缩式蝶阀- changmao |
| 4. | D341x double flange butterfly valve - changmao D341x型双法兰蝶阀- changmao |
| 5. | D371x worm wheel butterfly balbe - changmao D371x型蜗轮传动蝶阀- changmao |
| 6. | D343h centrifugal seal butterfly valve - changmao D343h型法兰偏心蝶阀煤气阀- changmao |
| 7. | Ball valves , filters , motor butterfly valve , actuators 球阀,过滤器,电动蝶阀,伺服驱动 |
| 8. | Industrial valves - butterfly valves of thermoplastic materials 工业阀门.热塑性材料蝶阀 |
| 9. | D71x handle drive butterfly valve - changmao D71x型手动蝶阀- changmao |