【单选题】
With a purely （） load the voltage and current are in phase, giving a power factor of one.
A、inductive
B、resistance
C、combined
D、capacitate
查看正确答案
A、higher boiling temperature for a given pressure than does a pure refrigerant B、lower boiling temperature for a given pressure than does a pure refrigerant C、boiling pressure equal to that of a pure refrigerant at a given pressure D、boiling point will not be affected by entrained oil
