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东方红系列履带式拖拉机支重台车内外平衡臂的联接轴出现松动后会将内平衡臂轴孔磨薄,遇大阻力易掰坏,因此要设法使其不松动。
Dongfanghong series crawler tractor support trolley internal and external balance arm coupling shaft loosening will balance the arm shaft bore thin, case of large resistance easy to break broken, so try not to loosen it.