Module One  Machining Long Lead Screw and Worm
  Task 1  Machining Long Lead Screw
    Subtask 1  Lead Screw Processing and Test
    Subtask 2  Turning Long Lead Screw
  Task 2  Machining Multi-start Thread and Multi-line Worms
    Subtask 1  Machining Multi-start Thread
    Subtask 2  Machining Multi-line Worms
Module Two  Machining Eccentric Parts and Multi-throw Crankshaft
  Task 1  Machining Double Eccentric Parts
    Subtask 1  Machining Double Eccentric Sleeve
    Subtask 2  Turning Coaxial Double Eccentric Shaft and
Reverse Double Eccentric Sleeve
  Task 2  Machining Four-throw Crankshaft
Module Three  Machining Gearbox
  Task 1  Machining Gearbox Body
    Subtask 1  Machining Gearbox Hole
    Subtask 2  Measuring Gearbox Size
  Task 2  Machining Worm Gear Housing
  Task 3  Machining Bevel Gears
Module Four  Machining Assembly
  Task 1  Machining Bisector Parts
    Subtask 1  Machining Bearing Bush
    Subtask 2  Machining Split Bearing Seat
  Task 2  Machining Mold
    Subtask 1  Machining Cylinder Mold
    Subtask 2  Machining Gear Mold
  Task 3  Machining Shaft and Kit Combination
    Subtask 1  Machining Tri-eccentric Shaft Sleeve
    Subtask 2  Machining Cone Eccentric Four-item Assembly
References