What’s the most popular heating system according to the engineer
A: Every room has a heater.
B: The Central room has a heater.
C: A heat chamber heats air and passes the warm air through ducts and openings into rooms.
D: The rooms are installed with blowers or convection.
A: Every room has a heater.
B: The Central room has a heater.
C: A heat chamber heats air and passes the warm air through ducts and openings into rooms.
D: The rooms are installed with blowers or convection.
举一反三
- According to the U. S Air Force organization system, --------has always been the Air Force prime war-fighting system? A: the air division B: the wing C: the NAF D: the group
- Excuse me, where is the______? A: men's room B: mens' room C: men's rooms D: men rooms
- How is the quartz heater different from other types of heaters A: It heats only the objects in a room. B: It is lighter in weight. C: It heats the room quicker. D: It is more common.
- What kind of rooms are there in a hotel A: twin room B: queen-size room C: suite D: single room
- A central heating and cooling ___________ produces warm or cool air in one central area and distributes it throughout the building.