There is no doubt that all mathematics is a national exam, and so is Lanzhou University.

The number one refers to a kind of mathematics. Generally, science and engineering students of national master's degree either take the No.1 test or take the No.2 test. Counting two is easier than counting one.

There is only professional content in the independent proposition. Suppose you want to take an examination of English, politics, mathematics and general physics. Then only general physics is an independent proposition, and the other three subjects, including one of the best, are all national unified examinations. Of course, some majors in some schools will take extra tests or require certain professional course contents during the interview. You need to be prepared in this respect. These are also independent propositions of the school or on-site assessment by the interview teacher.

If you are not clear, you can ask questions again ~ I hope I can help you ~O(∩_∩)O~~