1. The structure and working principle of hydraulic transmission and components;

2. Demonstration control experiment of hydraulic bulldozing machinery;

3. Demonstration control experiment of hydraulic bulldozer

4. Shoveling action of hydraulic bulldozer;

5. Earth-moving action of hydraulic bulldozer;

6. Unloading action of hydraulic bulldozer;

7. The hydraulic bulldozer returns when it is empty;