| 1. | All automobile engines now built are equipped with the positive-crankcase ventilation system of crankcase emission control . 所有现代制造的汽车发动机,都需要装备控制曲轴箱有害污染的曲轴箱强制通风系统。 |
| 2. | Automatic forced draught burners for gaseous fuels 气体燃料用自动强制通风燃烧器 |
| 3. | Open type forced ventilating oil burning space heaters 开放式强制通风燃油空间取暖炉 |
| 4. | Remote mechanical - draft air - cooled refrigerant condensers 遥控强制通风气冷致冷剂凝结器 |
| 5. | Cpvvv choke pulldown vacuum vent valve 阻风门真空强制通风阀 |
| 6. | Standard specification for gravity convection and forced ventilation incubators 重力对流和强制通风恒温箱 |
| 7. | Pcv positive crankcase ventilation 曲轴箱强制通风系统 |
| 8. | Pcv positive crankcase ventilation 曲轴箱强制通风 |
| 9. | Positive crankcase ventilation 曲轴箱强制通风装置 |
| 10. | Forced draught oil burners - definitions , requirements , testing , marking 强制通风油燃烧器.定义要求试验和标记 |