| 1. | Up to may 2000 , 807 of these buses have been retrofitted with diesel catalysts
至2000年5月为止，已有807辆该类型巴士加装了柴油催化器。 |
| 2. | Up to may 2000 , 807 of these buses have been retrofitted with diesel catalysts
至2000年5月为止，已有807辆该类型巴士加装了柴油催化器。 |
| 3. | Diesel catalyst trials for heavy diesel vehicles are underway and will be completed by november 2000
重型柴油车辆安装柴油催化器的试验计划亦正在进行中，该项试验将于2000年11月完成。 |
| 4. | Diesel catalyst trials for heavy diesel vehicles are underway and will be completed by november 2000
重型柴油车辆安装柴油催化器的试验计划亦正在进行中，该项试验将于2000年11月完成。 |
| 5. | Different techniques of diesel catalyst are reviewed , the ? state - of ? the ? art and the prospect of the techniques are discussed
综述了用于柴油机排放控制的催化转化技术，并分别叙述了各种技术应用的现状和发展前景。 |
| 6. | The franchised bus companies have committed to fit diesel catalysts on the entire fleet of 1906 pre - euro buses by end 2000
专营巴士公司已承诺在到2000年年底时，为1 , 906辆在实施欧盟ii废气排放标准以前制造的巴士全部安装柴油催化器。 |
| 7. | In order to improve air quality , a number of measures are being taken to improve emissions of vehicles . the franchised bus companies have committed to fit diesel catalysts on the entire fleet of 1906 pre - euro buses by end 2000
专营巴士公司已承诺在到2000年年底时，为1 , 906辆在实施欧盟ii废气排放标准以前制造的巴士全部安装柴油催化器。 |
| 8. | In order to improve air quality , a number of measures are being taken to improve emissions of vehicles . the franchised bus companies have committed to fit diesel catalysts on the entire fleet of 1906 pre - euro buses by end 2000
专营巴士公司已承诺在到2000年年底时，为1 , 906辆在实施欧盟ii废气排放标准以前制造的巴士全部安装柴油催化器。 |
| 9. | Franchised bus companies have agreed to install diesel catalysts on some 2 , 000 buses that do not meet the latest euro ii emission standards . this will reduce emissions from individual buses by up to 50 per cent
专利巴士公司已同意为那些未能符合最新欧盟期废气排放标准的二千部巴士，装置柴油催化器，这将使每辆巴士排放的废气减少多达五成。 |
| 10. | Franchised bus companies have agreed to install diesel catalysts on some 2 , 000 buses that do not meet the latest euro ii emission standards . this will reduce emissions from individual buses by up to 50 per cent
专利巴士公司已同意为那些未能符合最新欧盟期废气排放标准的二千部巴士，装置柴油催化器，这将使每辆巴士排放的废气减少多达五成。 |
