The study involved factors such as income, local climate and the age, type and size of a person's home. The increase in energy use at various points in our lifespan (寿命)seems to be the result of life style and how our needs change as we age. Why does demand grow so much in ...
The load factor is the ratio of theaverage loadto the generator set power rating. 负荷系数,指的是机组的平均负荷与额定功率之间的比率. 互联网 3、 The statistical values of the contact pressure, ratio of corner and side pile load to theaverage loadare also given for the use of designers in...