Electrostatic plotter. An electrostatic plotter is a type of plotter that draws images on paper with an electrostatic process. They are most frequently used for Computer-Aided Engineering (CAE), producing raster images via either a Liquid Toner or a Dry Toner model.
1 Japan attacked Pearl Harbor because the U.S. enacted an embargo on all oil supplies to Japan. 2  The reason for the embargo is because Japan was invading China. 3  The U.S. embargo cutoff 90% of Japans resources, which crippled their economy and most importantly military.
Pearl Harbor was the base for the American Pacific fleet and most  of the fleet (maybe all) were in Pearl Harbor at the time of the  attack. By destroying the US Navy fleet â¦ , it would cripple the  ability to respond to Japanese aggression.he Japanese military thought that the best way to keep the United States from interfering in their plans in Asia, was to deliver a surprise attack on various US bases throughout the Pacific to do as much damage to the US military capability in the Pacific.