The design should reflect the workload and let the teacher see what it took several months to do. Too simple will make the teacher think that your workload is too small, so I suggest adding some functions.

As for whether it can pass, it depends on the strictness of the school and the degree of water shortage of the defense teacher. Generally speaking, as long as the format of the paper is correct and the content is passable, most questions can be answered and the defense can be passed, even if it cannot be argued twice.

Graduation design refers to the summative independent work of students in industrial, agricultural and forestry colleges and secondary specialized schools on the eve of graduation. It is the last link of practical teaching. It aims to test students' ability to solve practical problems by comprehensively applying the theories, knowledge and skills they have learned. Under the guidance of teachers, students carry out engineering design and research on selected topics, including design, calculation, drawing, technical and economic demonstration and rationalization suggestions, and finally submit reports.