| 摘要 |
The invention relates to an exhaust gas measuring system for measuring combustion exhaust gases, in particular of motor vehicles (1), by means of a dilution air system, in which the exhaust gas is mixed with diluted air (10) for lowering the dew point, wherein a heat exchanger (9) is provided, which supplies waste heat of the gas mixture flowing downstream of a gas conveying means (8) to the dilution air (10) for preheating. |
