The power transmission belt 8 wherein the power transmission belt has {HEAD ~ a compression rubber layer} and the fibers are dispersed in {TAIL ~ the rubber} in the compression rubber layer 
The power transmission belt 8 wherein the power transmission belt has { HEAD ~ a compression rubber layer } and the fibers are dispersed in { TAIL ~ the rubber } in the compression rubber layer
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH