Assertion: radial tire's size | /r/HasProperty | large
Facets:
value: for obtaining a high strength fiber
type: PURPOSE
value: in the present invention
type: TEMPORAL
Source sentences:
text: Although the polyester fiber of the present invention has a long period which is the interval of crystals in the fiber vertical axis of as short as 12 nm or shorter, since the size of the crystal needs to be large for obtaining a high strength fiber, in the present invention, the crystal size of the fiber in the lateral axis direction preferably grows to 35 nm2 or larger.