| Subject | Spanish | English |
| el. | desviación angular entre dos f.e.m. | angle of deviation between two e.m.f.'s |
| el. | desviación angular entre dos f.e.m. | angle of deviation between 2 e.m.f.'s |
| comp., MS | icono MS-DOS | MS-DOS icon (The icon at the left end of the title bar. Clicking this icon displays the System menu for the MS-DOS window) |
| comp., MS | programa basado en MS-DOS | MS-DOS-based program (A program that is designed to run with MS-DOS and therefore may not be able to take full advantage of all Windows features) |
| comp., MS | sistema operativo MS-DOS | MS-DOS operating system (A Microsoft computer operating system with a command-line interface that is used to control many internal computer functions, such as running programs and organizing and maintaining files) |