为提高国内载重子午胎的质量水平，设计了一条胎圈用扁钢丝生产线。
To improve the level of domestic loading meridian tyre quality, a flat bead wire line is designed.
运用轮胎整体结构设计法，开发研制出80、75系列低断面无内胎全钢丝子午线载重轮胎。
The 80, 75 series low contour, inner tube free, radial ply truck tires have been developed through utilizing tire integral construction design.
运用轮胎整体结构设计法，开发研制出80、75系列低断面无内胎全钢丝子午线载重轮胎。
The 80, 75 series low contour, inner tube free, radial ply truck tires have been developed through utilizing tire integral construction design.
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