橡胶同步带汽车用同步带技术参数型号节线长齿高带厚型号节线长齿高带厚R(MR)9.5253.545.69ZR9.5253.205.40>Y(MY)83.115.21ZAS9.5252.324.62ZBS9.5252.805.10ZB9.5252.294.50YU83.1095.20RHD9.5253.505.70RU9.5253.565.70RHX9.5252.6174.80ZA9.5251.914.10RPP9.5252.254.50FS8M83.055.30SL9.5253.405.50ZD9.5253.505.50)