俗称: 变速带和三角带
型号:1022V,1422V,1922V,2322V,31*975,2926V,4430V,6236V,7636V,A-20,A-21,A-22,A-23,A-24,A-25,B-25，B-26，B-27，B-28，B-29,B-30,B-31,B-32,B-33,C-32,C-33,C-34,C-35,C-36,C-37,C-38,C-39,C-40,C-41,C-42,C-43,C-44,
