With ducted air conditioning systems ,the modern tendency is to use_____
A、centralairconditioningsystem;
B、highvelocitysystem;
C、lowvelocitysystem;
D、singleductsystem
发布时间:2025-06-25 02:13:24
A、centralairconditioningsystem;
B、highvelocitysystem;
C、lowvelocitysystem;
D、singleductsystem