How to tell whether the throttle of a free passenger is imported?

The method for distinguishing whether the free passenger throttle is imported is as follows:

1. Whether the engine is imported or not can be seen from the engine nameplate, which shows the manufacturer.

2. Check the engine manual.

An engine is a machine that can convert other forms of energy into mechanical energy.

The engine was first born in Britain, and the concept of engine also originated in English. Its original meaning refers to the mechanical device that generates power.