New energy generally refers to renewable energy which is developed and utilized on the basis of new technology, including solar energy, biomass energy, wind energy, geothermal energy, wave energy, ocean current energy and tidal energy, as well as the ther

Rail transit refers to a type of transportation or transportation system that a vehicle needs to run on a specific track. The most typical rail transit system is a railway system composed of traditional trains and standard railways. With the diversified

Photovoltaic is a short term of solar photovoltaic power generation system. It is a new type of power generation system which directly converts solar radiation into energy by utilizing the photovoltaic effect of solar cell semiconductor materials. It has

called on-board, refers to the products specially used in automobiles, convenient for use in automotive sports, the most common is on-board MP3, MP4, GPS, on-board DVD, on-board hard disk machine, on-board power supply, on-board refrigerator, on-board mas