structure design:overall diameter of tire 990 mm,cross-sectional width of tire 198 mm,width of tread surface 188 mm,bead diameter at rim seat 612 mm (interference fit to rim),tread patterns variable angle and 29.5% saturation;

• 结构设计 :轮胎外直径 990mm ,轮胎断面宽 198mm ,行驶面宽度 188mm ,胎圈着合直径 612mm (与轮辋过盈配合 ) ,花纹采取变角度、饱和度为2 9 5 6%25 ;