| Subject | English | Dutch |
| commun., engl. | Advanced Research in Telecommunication Systems | Advanced Research in Telecommunication Systems |
| commun., IT | automatic direct-control telecommunication system | telecommunicatiesysteem met automatische directe controle |
| commun., IT | automatic indirect-control telecommunication system | telecommunicatiesysteem met automatische indirecte controle |
| commun., IT | automatic telecommunications switching system | automatisch schakelsysteem voor telecommunicatie |
| commun., IT | digital European cordless telecommunications system | digitale Europese draadloze telecommunicatie |
| commun. | European digital cellular telecommunications system | Europees digitaal cellulair telecommunicatiesysteem |
| commun., IT | Federal telecommunications system | nationaal telecommunicatiesysteem |
| commun. | Future Public Land Mobile Telecommunication System | FPLMTS-systeem |
| commun., engl. | Future Public Land Mobile Telecommunication System | Future Public Land Mobile Telecommunication System |
| commun. | Future Public Land Mobile Telecommunications System | toekomstig openbaar terrestrisch mobiel telecommunicatiesysteem |
| commun. | International Sharing System for Telecommunications Training | Internationaal Gemeenschappelijk Gebruikssysteem voor Opleidingen op het gebied van de Telecommunicatie |
| commun. | NKF Kabel BV Telecommunication Cable Systems | NKF Kabel BV Hoofdproductgroep Telecommunicatiekabel |
| IT | photonic telecommunication system | fotonische telecommunicatie |
| commun. | planning of a telecommunication system | planning voor een telecommunicatiesysteem |
| polit., loc.name., commun. | regional advanced telecommunications systems | regionale systemen voor geavanceerde telecommunicatie |
| commun., el. | space telecommunication system | telecommunicatiesysteem in de ruimte |
| commun., IT | suppliers of telecommunications systems | leveranciers van telecommunicatiesystemen |
| commun. | telecommunication system | telecommunicatienetwerk |
| gen. | telecommunications systems engineering | telecommunicatiesystemen-technieken |
| commun., transp., avia. | Terrestrial Flight Telecommunications System | terrestrisch telecommunicatiesysteem voor vliegtuigpassagiers |
| commun., transp., avia. | Terrestrial Flight Telecommunications System | Terrestrial Flight Telephone System |
| el. | terrestrial telecommunication system | aards telecommunicatiesysteem |
| commun. | universal mobile telecommunication system | universal mobile telecommunication system |
| commun. | universal mobile telecommunications system | universal mobile telecommunication system |
| commun., industr. | Universal Mobile Telecommunications System | Universeel Mobiel Telecommunicatiesysteem |
| IT | Universal Mobile Telecommunications System | Universeel Mobiel TelecommunicatieSysteem |