Current location - Training Enrollment Network - Books and materials - The library has 1200.
The library has 1200.
A * * * Loan =1/4+1/3 = 7/12;

Please adopt

If you agree with my answer, please adopt it in time.

~ If you agree with my answer, please click the button "Adopt as Satisfied Answer" in time.

~ ~ friends who ask questions on mobile phones can only be satisfied with the evaluation points in the upper right corner of the client.

~ Your adoption is my motivation.

~~O(∩_∩)O, remember to praise the adoption and help each other.