Anti-override trip program Sweatpants for multi-level short line power supply system and its protective action principle were introduced combined transform instance of anti-override trip system of Juji Coal Mine.The program first uses fiber differential protection to transform underground tie-line, then switches to coal mine anti-override trip syst
The Sanxingdui Moon Bay City Wall, in China, is built of pale-yellow sand and yellow-brown clay, and the yellow-brown layers are suffering severely.In order to discuss the desiccation cracks in a section of this wall, this paper conducts evaporation tests in laboratory and observes the variations in the characteristics of the boundary conditions of
Urban Historical Buildings (UHBs) preserve the past and memory of The Branded Furniture Co a city.Collecting and managing UHB knowledge efficiently is of vital importance to protect local culture heritages and meet the demands of sustainable development.However, UHB knowledge is commonly hidden in the texts from different sources, making it hard to
To date the use of computers is widely distributed throughout the world and the associated ocular complaints are found in 75-90% of the population of computer users.Symptoms frequently reported by computer users were Backpacks eyestrain, tired eyes, irritation, redness, blurred vision, diplopia, burning of the eyes, and asthenopia (visual fatigue o