| 1. | The large holes on the left and right represent the inlet and exhausting valve ports respectively .
左右两侧的两个大孔，分别表示进气阀孔和排气阀孔。 |
| 2. | Catalytic converter for lpg , cng engine
二次进气阀,二次控制阀 |
| 3. | Simulating test method for intake valve deposit of gasoline engine
汽油机进气阀沉积物模拟试验方法 |
| 4. | Carburetor air lever
汽化器或化油器进气阀杆 |
| 5. | Air inlet valve lever
进气阀杆 |
| 6. | Air admittance valves for drainage systems - requirements , test methods and evaluation of conformity
排水系统用进气阀.要求试验方法和合格评定 |
| 7. | 05 . 03 test method for vehicle evaluation of unleaded automotive spark - ignition engine fuel for intake valve deposit
进气阀沉淀物中汽车点火无铅机油评估测试方法 |
| 8. | Intake valve ： automatically controls the volume of discharge air from 0 to 100 % by matching hte demand of the system air
进气阀：根据系统气体的要求， 0 - 100 %自动调节进气量。 |
| 9. | Devices to prevent pollution by backlow of potable water - pressurized air inlet valves dn 15 to dn 50 - family l , type a and type b
防饮用水回流污染的装置.压缩空气进气阀dn15至dn 50 . a型和b型l系列 |
| 10. | M111 test method for evaluating gasoline detergent in use part 6 : engine dynamometer test method for influence of intake valve and combustion chamber deposit tendencies of gasoline detergent m111 method
评价汽油清净剂使用效果的试验方法第6部分:汽油清净剂对汽油机进气阀和燃烧室沉积物生成倾向影响的发动机台架试验方法 |
