It is important that the additives used are not harmful.Why?
选项:
A:Because they find their way into drinking water.
B:Because the jacket cooling water is used as a heating medium in a fresh water generator.
C:Because they are chemicals that must be handled with care.
D:Because in case that the jacket cooling water is used as a heating medium, it is possible for the additives to enter into drinking water.
发布时间:2024-06-16 00:09:59