A useful and accurate refrigerant leak rate measurement approach is presented, which will find small leak rate as low as 3 gram, by utilizing liquid nitroge
As automobile comfort and security requirement are increasing, more and more ECU shave been developed.Automobile structure is becoming more complex, therefo
The concept and evaluation results of the compact heaterless O2 sensor (activated with exhaust gas heat) that is suitable for the FI (Fuel Injection) system