A lot of people use the projector after a year or two, so there's a need for repairs, most of which are directly for sale, but sometimes they can solve them themselves. The owner of the projector brings up how the projector is to be repaired, the projector breaks the specific content-sharing of the course on how to be maintainedI. Common malfunctions of projectors and maintenance methods1. Powerlessness of projectorsDemography: the projector, whe

santana, a well-known car, a popular car branded by the times. Santana was born in 1983, and now it's sold more than 4 million cars, known as the "eternity tree". The name "santana" has become a legend, a symbol, from the "associate car" to the "national car" in the tunnel。The phrase with santana, who is not afraid of the world, which was the first television ad that santana launched in china, inspired hundreds of millions of chinese. Afte