What Is The Semi-trailer

- Feb 23, 2017 -

Semi-trailer is the axle on the vehicle centre of gravity (when the vehicle even whenloaded), and equipped with horizontal and vertical forces passed to the towing coupling devices of trailers. Semi-trailer is normally three-axle semi-trailer, type is divided into 11 rice bar trailer 13 rice bar, lots of species such as low flat panel semi-trailer. Through traction pins and semi-trailer is connected to the head with a heavy vehicles.

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