| 1. | Demolition of a 50 m - high brick chimney by controlled blasting
高砖结构烟囱的控制爆破拆除 |
| 2. | Demolition of a 40 m - high brick - concrete chimney by controlled blasting
高砖砼烟囱控爆拆除 |
| 3. | The demolition of a 40m - high brick chimney by directional blasting
高砖烟囱定向控制爆破拆除 |
| 4. | Demolition of a 65m - high brick chimney by directional blasting
四十米高砖砌烟囱的定向爆破拆除 |
| 5. | Directional blasting of 65 m - high brick chimney
高砖烟囱定向爆破 |
| 6. | Demolition of 60 m - high brick chimney by directional blasting
百米以上钢筋混凝土烟囱定向爆破拆除技术 |
| 7. | Demolition of a 36m - high brick water tower by directional folding blasting
砖烟囱集团装药定向爆破拆除 |
| 8. | The zhengyangmen or front gate , means south - facing gate is a 38 - metre - high brick structure and located at qianmen front gate , south of
正阳门箭楼始建于明正统四年1439年，位于前门大街北端，系北京城中轴线 |
