Course: In the knitted fabric of interconnected coils arranged in a transverse row called a coil.

Vertical line: the vertical arrangement of each other wearing jacket became wale.

Circle distance: On the course direction, the distance between two adjacent coils corresponding points, generally indicated by A.

Ring H: in the wale direction, the distance between corresponding points of two adjacent coils, generally expressed in B.

Positive: line circle line circle arc column covering the side, called positive.

Opposite: line circle line circle arc covering the side of the column, called the opposite.

Single jersey: line circle or ring arc column concentrated in knitwear side.

Double knit: wire circle or ring arc column concentrated on both sides of the knitted fabric.