| 1. | The strip shields also have the disadvantage of requiring regular cleaning .
片状冷却片也有缺点，就是需要定期清洗。 |
| 2. | Clean the filters of air conditioners at regular intervals
定期清洗冷气机的隔尘网。 |
| 3. | Water tanks and towers need regular bathing as well
水池水塔要定期清洗 |
| 4. | Cleanse water tanks of buildings regularly
定期清洗大的水缸 |
| 5. | Keep carpets clean by vacuuming daily and regular dry cleaning
保持地毡清洁，须每日吸尘及定期清洗。 |
| 6. | Clean the dust screen regularly to improve energy efficiency of the air - conditioner
定期清洗隔尘网，提高冷气机的效能。 |
| 7. | Ensure ventilation systems are clean and well maintained . clean air filters regularly
确保通风系统运作正常，定期清洗冷气机隔尘网。 |
| 8. | Ensure the air - conditioning system is well maintained . clean the air filter regularly
确保空调系统维修保养良好，并定期清洗隔尘网。 |
| 9. | Ensure ventilation systems are clean and well maintained . clean air filters regularly
确保通风系统运作正常，定期清洗冷气机隔尘网。 |
| 10. | Keep floors carpets clean . vacuum - clean floors carpets every day and wash shampoo them regularly
保持地板地毡清洁，须每日吸尘及定期清洗。 |
