PivotTables can do more than you think, from splitting reports by category to calculating unique counts and percentage growth ...

Abstract: Plastic mulch is widely used in agriculture, providing significant benefits. However, improper use can harm farmland ecosystems and threaten food security, especially in black soil regions, ...

Abstract: The article presents a model of a distribution electrical network, which includes photovoltaic power stations 1 MW and D-STATCOM. By the Simulink MATLAB, the mode of operation of the ...