| 1. | Concrete pressure pipe , bar - wrapped , steel cylinder type 钢筒形条绕的混凝土压力管 |
| 2. | Packaging - steel drums - inserted flange - type closure systems 包装.钢筒.插入法兰型密封系统 |
| 3. | Prestressed concrete cylinder pipe 预应力钢筒混凝土管 |
| 4. | Automatic tig welding technology on manufacture of the micro motor shell 电机机壳薄壁钢筒自动钨极氩弧焊技术 |
| 5. | ; steel drums - removable head open head drums with a minimum capacity of 210 l ; german version en 209 : 1999 钢筒.最小容量为209升的可拆卸式盖 |
| 6. | ; steel drums - non - removable head tight head drums with a minimum total capacity of 216 , 5 l ; german version en 210 : 1999 钢筒.最小总容量为216 . 5升的非拆卸式盖盖 |
| 7. | Packaging - steel drums - removable head open head drums with a minimum total capacity of 208 l , 210 l and 216 , 5 l 包装.钢筒.最小总容量为208升210升和216 . 5升的活动盖圆筒 |
| 8. | Packaging - steel drums - non - removable head tight head drums with a minimum total capacity of 121 l , 216 , 5 l and 230 l 包装.钢筒.最小总容量为212升216 , 5升和230升的密封盖圆筒 |
| 9. | Specification for structural design of buried prestressed concrete pipeline of water supply and sewerage engineering 给水排水工程埋地管芯缠丝预应力混凝土管和预应力钢筒混凝土管管道结构设计规程 |