1. Except agrochemistry, scientific calculators with logarithmic and exponential calculation functions are used in national unified examination subjects, and calculators are not allowed in other unified examination subjects;

2, the admissions unit from the propositional subjects such as the admission ticket indicate that the calculator should be used, to the invigilator statement, after inspection and verification before use. Candidates' calculators must have no programming and storage functions.

3. The calculator used by the candidates is provided by the candidates themselves.

But it's usually not good, it's troublesome, and it affects the mood, and the result is not very complicated.