|
3R may refer to: * The three Rs, a widely used abbreviation for the basic elements of a primary school curriculum: ''reading, ’riting (writing), and ’rithmetic (arithmetic)'' * Reduce, Reuse, Recycle, a hierarchy of waste management strategies to minimize waste * Replacement, Reduction, Refinement, a hierarchy of principles of alternatives to animal testing * 3Rs, the basic skills taught at school * 3R (optical regenerator) an optical communications repeater that performs reamplification, reshaping, and retiming * Intelsat 3R, a former communications satellite * Yaesu VX-3R an ultra-compact dual band amateur radio transceiver * British Rail Class 206, Southern Region designation 3R from 3-car Reading Line stock * 3R (print size), a standard consumer print size for photographs ==See also== *RRR (disambiguation) *R3 (disambiguation) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「3R」の詳細全文を読む スポンサード リンク
|