Thermalelectricity type is simple N type with large thermalelectricity ratio absolute value.
方铅矿的热电导型单一,均为N(电子)型,并且具有较大的热电系数绝对值。
2
It is applied in heat and cold insulation of piping for petroleum, chemicals, industrial heat supply, thermalelectricity and civil heat supply.
应用于石油、化工、工业供热、热电及民用供热等管路的保温、保冷。
3
A new type of solar thermal system for homes that can provide heat, hot water, and electricity is being tested in Boulder, Colo., over the next few months.