combined desulphurization and denitrification process

例句：

1. 1. The combined desulphurization and denitrification process is crucial for reducing emissions from coal-fired power plants.
   联合脱硫和脱氮工艺对于减少燃煤电厂的排放至关重要。
2. 2. The CDDNP has been widely adopted in the industry due to its efficiency and environmental benefits.
   由于其效率和环境效益，CDDNP已被广泛应用于该行业。
3. 3. The implementation of the CDDNP has significantly reduced air pollution in the area, improvingthe quality of life for residents.
   实施CDDNP已显著减少了该地区的空气污染，提高了居民的生活质量。