How to adjust the carburetor throttle? What is the regulation principle?

Carburetors are parts that atomize air and gasoline.

Throttle is divided into intake valve and exhaust valve, and the amount of mixed gas entering the cylinder is determined according to the throttle opening.

Generally, there is a regulating valve on the carburetor to adjust the oil intake.

Generally, the gap in the throttle is too large, which will lead to the weakness of the car. I used to be able to repair it, but now the repair shop has changed @!

They all use the principle of gap adjustment! !