Assertion: radial tire's cord | /r/ObjectUse | used in the invention
Facets:
Source sentences:
text: When the polyketone fiber cord having the ply twisting coefficient and cable twisting coefficient of the above defined ranges is used as the cord used in the invention, there can be obtained cords having excellent fatigue resistance, tensile stiffness and cord strength, and hence there can be obtained cords for the carcass ply highly balancing the cord strength and the fatigue resistance.