| 1. | Presents the theoretical model of pressure drop for flexible duct 摘要介绍了柔性风管压力损失的理论模型。 |
| 2. | Aluminum flexible duct forming machine 铝箔软管机 |
| 3. | Ventilation for buildings - ductwork - dimensions and mechanical requirements for flexible ducts 建筑物的通风.管道工程.软导管的尺寸和机械要求 |
| 4. | Ventilation for buildings - ductwork - dimensions and mechanical requirements for flexible ducts 建筑物的通风.通风道工程.软导管尺寸和机械性能要求 |
| 5. | Ventilation for buildings - ductwork - dimensions and mechanical requirements for flexible ducts ; german version en 13180 : 2001 建筑物通风.通气管结构.软管尺寸和机械要求 |
| 6. | Studies experimentally the pressure drop of two common kinds of flexible duct in fully extended state and obtains their absolute roughness 通过实验研究了两种常用柔性风管在全伸展状态时的压力损失,得出了它们的绝对粗糙度值。 |
| 7. | Low - velocity ducts , high - velocity ducts , spiral ducts , flexible ducts , square ducts , circular ducts , upvc ducts , air curtains , etc . fans & dampers 低速喉、高速喉、旋式喉、软接喉、方型喉、圆型喉、胶风喉、风闸等fans & dampers风扇及节气闸 |
| 8. | Spiral tube forming machinealuminum flexible duct forming machine - duct forming machine - sanben technology co . , ltd . - cold curved shaping machinery - 产品展示所有产品螺旋圆管系列铝箔软管机-圆管系列-江阴三本科技有限公司-专业钣金设备开发研制商- |
| 9. | Depending on the stably credible quality , our aluminium flexible duct and the insulated flexible duct have been exporting to the international market and become the oem brand for the famous foreign enterprises , which win a good reputation in foreign market 公司生产的空调用铝箔伸缩及铝箔保温软管,因其质量稳定可靠,产品已销往国际市场,成为国外知名企业的贴牌产品,而在国内外市场上享有良好的声誉。 |