The development of automobile As the world energy crisis, and the war and the energy consumption of oil -- and are full of energy, in one day, someday it will disappear without a trace. Oil is not in resources. So in oil consumption must be clean before finding a replacement. With the development of science and technology th
the steering gear includes a housing, a worm,a ball nut,a rack made integral with thepiston,a hydraulic booster,and a toothed sector integrated with the pitman arm shaft.The
the steering gear includes a housing, a worm,a ball nut,a rack made integral with thepiston,a hydraulic booster,and a toothed sector integrated with the pitman arm shaft.The
