exhaust grill meaning in Hindi

Examples

1. While windows would interrupt these surfaces, they are narrow enough that the image can jump across the surface, as it does, for example, across the exhaust grills on the backs of New York City buses.
2. Whenever I've seen this it's been due to the CPU or video chip getting too hot, usually due to fan failure or extreme dust accumulation on the heatsink fins or in the intake and exhaust grills.