Should Harbin Institute of Technology take the joint examination of municipal engineering pollution control microorganisms and water analytical chemistry or choose one? Online enrollment courses are yes or no! It is suggested to detect pollution control microorganisms. According to the real questions in previous years, this course is relatively simple and easy to test.

It's easy to grade, but for those who haven't studied, they can only choose to take the water analytical chemistry exam.

You won't take both subjects. If you take microbiology, you should take pollution control microbiology and microbiology instead of mathematics.