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engine technology

What is OBD?

The term is ambiguous terms. 1.OBD English name: OpticalBeamDeflection Chinese name: deflecting a light beam 1, the basic concept of Laser scanning confocal microscope imaging… Read More »What is OBD?

What is HEMI?

Hemi is due ldquo; hemisphericalrdquo; the word acronym is due to the engine with hemispherical combustion chamber named, Hemi engine since the fifties of the… Read More »What is HEMI?