class="bi x0 y0 w1 h1"
class="bi x1 y1 w2 h2"
class="bi x1 y1 w2 h2"
class="bi x1 y1 w2 h2"
class="bi x1 y1 w2 h2"
class="bi x1 y1 w2 h2"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x2 y2 w4 h3"
class="bi x2 y2 w4 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w5 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w6 h3"
class="bi x1 y2 w3 h3"
class="bi x1 y2 w3 h3"
class="bi x2 y2 w7 h3"
class="bi x1 y2 w8 h3"
class="bi x1 y2 w8 h3"
class="bi x1 y2 w8 h3"
class="bi x1 y2 w8 h3"

Trích đoạn Bước 1: Phay thô đoạn 134 mm.

---