Transverse rib range near the gate of a tapered design, and section b-b, c, d; range vertical bar near the very ears of two cone-shaped design, section b-b, a, b
Horizontal bars near the gate of a grid area do tapered design, cross-sectional view AA, C, D; vertical bars near the polar region of two cells do ear cone design, cross-sectional view BB, A, B
Cone type design to be a regional transverse bars near the gate, see A-A, section C, D; cone type design of vertical bars near the pole ear of the two grid region, section B-B, A, B