1. Establish a solid mathematical foundation: Fluid mechanics involves many complex mathematical concepts, such as calculus, linear algebra, partial differential equations, etc. Therefore, to better understand the principles of fluid mechanics, we must first master these mathematical knowledge.

2. Learn basic concepts: understand the basic concepts of fluid mechanics, such as mass conservation, momentum conservation, energy conservation, etc. These concepts are the basis of understanding fluid mechanics.

3. Reading textbooks and reference books: Choose an authoritative textbook and reference book to systematically learn the knowledge of fluid mechanics. At the same time, you can consult relevant academic papers and research reports to understand the latest research results and development trends.

4. Experiment and simulation: The theoretical knowledge is verified by experiment and simulation, and the understanding of fluid mechanics is deepened. You can choose some simple experimental items, such as measuring parameters such as fluid velocity and pressure, or simulating fluid mechanics with computer software.

5. Attend courses and lectures: Attend some courses and lectures on fluid mechanics, listen to experts' explanations and share, and exchange experiences with other learners.

6. Do more questions: consolidate what you have learned by doing questions and improve your problem-solving ability. You can choose some typical topics from textbooks and reference books to practice, and you can also find some related practice question banks online.

7. Ask for help: When you encounter difficulties in your study, don't hesitate to ask for help. You can ask questions to teachers, classmates or professionals, or join some study groups to discuss and solve problems.

8. Perseverance: Learning fluid mechanics is a long-term process that requires constant study and practice. We should keep learning enthusiasm and perseverance and keep learning.