Fig. 1. Schematic diagram of probe working principle

Fig. 2. Principle of software

Fig. 3. Physical pictures of fixed mirror scanning probe and movable mirror scanning probe

Fig. 4. Calibration process

Fig. 5. Diagram of relationship between engine and probe parameter settings

Fig. 6. Scanning mode test flowchart

Fig. 7. Basic process of data parsing

Fig. 8. Schematic diagram of uncertainty distribution evaluated using Monte Carlo method

Fig. 9. Interface diagram of 2D and 3D temperature field reconstruction effect

Fig. 10. Radial temperature analysis results

Fig. 11. Circumferential temperature analysis results