ElectricalMaterials lightings, motor pumps, transistors.
电子材料照明，电动泵，晶体管。
2
The author puts forward his own views on the two issues in the secondary vocational education electricalmaterials in order to perfect the electric type teaching material.
本文对中等职业教育电学类教材中的两个问题提出了自己的看法，以期更加完善电学类教材。
3
High quality spare parts of world famous brands are mainly used in electricalmaterials appliance, electric appliance, main electric engines, pneumatic valve, transmission parts cooling system.