| 1. | Bottom blocks for lifting appliances ; securing plates
提升设备的下滑车.安全板 |
| 2. | Bottom blocks for lifting appliances ; lifting hook nuts
起重机的下滑车.提升吊钩螺母 |
| 3. | Is the double bottom block built on pin jigs
双层底分段是在胎架上造的吗？ |
| 4. | Cranes ; quadruple sheave bottom blocks ; assembly
起重机.四滑轮下滑车.组件 |
| 5. | Bottom blocks of tin bath for float glass furnace
浮法玻璃窑用锡槽底砖 |
| 6. | Cranes ; twin sheave bottom blocks ; assembly
起重机.双滑轮下滑车.组件 |
| 7. | Bottom blocks for lifting appliances ; cross pieces ; finished parts
起重机的底座.第2部分:横梁成品 |
| 8. | Lifting appliances ; lifting hook suspensions for bottom blocks
提升设备.下滑车的提升吊钩悬吊装置 |
| 9. | Bottom blocks for lifting appliances ; cross pieces ; unmachined parts
起重机的底座.第1部分:横梁毛坯 |
| 10. | Cranes ; bottom blocks ; type d rope pulleys with plain bearings
起重机.下滑车.带滑动轴承的d型绳索轮 |
