| 1. | Tv announcement - air pollution control regulation
电视宣传短片-空气污染管制规例 |
| 2. | More on the air pollution control ordinance
更多关于《空气污染管制条例》的资料 |
| 3. | A concise guide to the air pollution control ordinance
空气污染管制条例简介 |
| 4. | 7 . air pollution control construction dust regulation l . n
7 .空气污染管制建造工程尘埃规例 |
| 5. | Air pollution control volatile organic compounds regulation
空气污染管制挥发性有机化合物规例 |
| 6. | Pollution control has cleared the air
污染管制已净化了空气。 |
| 7. | Air pollution control open burning amendment regulation 2000
2000年空气污染管制露天焚烧修订规例 |
| 8. | A successful pollution control project
成功的污染管制计划 |
| 9. | Air pollution control dry - cleaning machines vapour recovery regulation
空气污染管制乾洗机汽体回收规例 |
| 10. | Air pollution control motor vehicle fuel amendment regulation 2004
2004年空气污染管制汽车燃料修订规例 |
