| Subject | Spanish | English |
| commun., el. | acoplamiento R-C | R-C coupling |
| commun., el. | acoplamiento R-C | resistance-capacitance coupling |
| comp., MS | estilo de referencia R1C1 | R1C1 reference style (" A convention for referencing the location of cells in a worksheet in which both the rows and the columns on the worksheet are numbered. The location of a cell is indicated with an "R" followed by a row number and a "C" followed by a column number.") |
| comp., MS | notación R1C1 | R1C1 notation (" A convention for referencing the location of cells in a worksheet in which both the rows and the columns on the worksheet are numbered. The location of a cell is indicated with an "R" followed by a row number and a "C" followed by a column number.") |
| radio | relación portadora/ruido C/R símbolo | carrier-to-noise ratio |
| agric. | v.l.c.p.r.d. vino de licor de calidad producido en una región determinada | quality liqueur wine psr |
| agric. | v.l.c.p.r.d. vino de licor de calidad producido en una región determinada | quality liqueur wine produced in a specified region |