In addition, SF, as a network term, has the following meanings:
SF= sofa, sofa (fast on the second floor or so), one post on the first floor.
SF = short for Shifu, Master and Online Games.
SF=StarForce, a world-class encryption technology from Russia, enjoys a good reputation in the game and software industries for its excellent anti-hacker copy protection solution and reliable and simple execution process.
SF=SPECIAL FORCE, a special force, is a first-person FPS online game developed by Dragonfly and represented by Neowiz.
SF = attacking freedom. mobile suit can attack freedom like the super-popular organism in SeedDestiny.
SF=SONY FANS, Sony fans, refers to people who like PS games.
SF = shadow fiend, shadow devil, hero in Dota, you can learn to destroy the shadow, dominate the undead, the arrival of the devil and the elegy of the soul.
SF = idiot fans, silk fans, that is, unqualified fans.
As a parameter in communication, SF is often used to calculate the signal-to-interference ratio (SIR). SIR = (RSCP/ISCP) x SF。 The ISCP algorithm of each mobile phone is different, and SIR is directly spit out by the mobile phone.
SF = Sci Fiction(Sci-Fi), (Sci Fiction, including science fiction and fantasy novels, mainly describes the scientific imagination of imagination (or the influence of technology on society or individuals. Chinese was first translated into "science fiction". Abbreviated title of). Originally, it was a style of telling stories with the future time and space as the background. Starting from mary shelley's Frankenstein, it has become an independent school with detached imagination and strange future. This meaning has always been used in animation, and after more than 40 years of development, it has gradually formed a unique animation faction.
As for technical terms in other fields, I won't list them one by one ~!