| Subject | English | Spanish |
| el. | automatic unloading device | dispositivo de descarga automática |
| transp. | automatic unloading wagon | vagón de descarga automática |
| mater.sc. | axial unloading | descarga central |
| mater.sc. | axial unloading | descarga axial |
| agric. | bottom unloading | descarga inferior |
| mater.sc. | bottom unloading | descarga por abajo |
| mater.sc. | bulk unloading hopper | tolva de descarga |
| mater.sc. | centre unloading | descarga central |
| mech.eng. | dry unloading cell | célula seca de descarga |
| nat.sc., agric. | enclosed loading and unloading system | sistema de carga y descarga cubierto |
| mech.eng. | equipment for unloading of tanks on trucks | equipo de descarga de cisternas en camiones |
| mech.eng. | grain tank unloading auger | tornillo elevador |
| gen. | grain tank unloading auger | sinfín descargador de grano |
| earth.sc., transp. | gravity unloading | descarga por gravedad |
| gen. | handling apparatus for loading and unloading | aparatos de manipulación carga y descarga |
| agric. | hay unloading | descarga del forraje |
| mech.eng. | hinged unloading trap | trampilla abatible de descarga |
| transp. | loading and unloading facilities provided for senders and consignees at a station | patio de carga y descarga |
| transp. | loading and unloading facilities provided for senders and consignees at a station | muelle de carga y descarga |
| transp. | loading and unloading siding | vía de carga o de descarga |
| fin. | loading/transhipment/unloading | carga/transbordo/descarga |
| agric. | mixing and unloading trailer | tolva móvil de mezcla y descarga |
| agric. | mixing and unloading trailer | remolque mezclador |
| transp. | period allowed for unloading | tiempo libre de descarga |
| transp., nautic. | port of unloading | puerto de descarga |
| transp. | progressive loading and unloading | carga y descarga progresiva |
| transp. | self-unloading bulk carrier | granelero de descarga automática |
| transp. | self-unloading bulk carrier | buque granelero con autodescarga |
| agric. | self unloading feeder | vagoneta-tolva suspendida |
| transp., agric. | self-unloading trailer | remolque autodescargador |
| agric. | self unloading trailer | remolque distribuidor de forrajes |
| mater.sc. | side unloading | descarga lateral |
| agric. | sideways unloading manure spreader | distribuidor de descarga lateral |
| agric. | silage unloading cutter | fresa desensiladora |
| mater.sc. | top unloading | descarga superior |
| transp. | trailer unloading | descargue del remolque |
| transp. | trailer unloading | descarga del remolque |
| coal. | truck with push-blade unloading | camión cargador de lámina de empuje |
| coal. | truck with push-blade unloading | camión autodescargador |
| fin. | to unload on the market | arrojar al mercado |
| fin. | to unload on the market | echar al mercado |
| fin. | to unload on the market | lanzar al mercado |
| mech.eng. | unload valve | válvula de derivación |
| chem., el. | unloading and filling pipe | tubería de transvase |
| chem., el. | unloading and filling platform | muelle de transvase |
| chem., el. | unloading arm | brazo de descarga |
| nat.sc., agric. | unloading auger | sinfín de descarga |
| agric. | unloading auger | tornillo sinfín transbordador |
| industr., construct. | unloading beam | viga de extracción |
| agric. | unloading body | tolva de tubérculos |
| agric. | unloading body | tolva de raíces |
| law, transp. | unloading certificate | certificado de descarga |
| fin. | unloading changes | gastos de descarga |
| transp. | unloading charge | derechos de descarga |
| fin. | unloading charges | gastos de descarga |
| earth.sc., mech.eng. | unloading circuit | circuito de descarga |
| agric., fish.farm. | unloading costs | gastos de descarga |
| gen. | unloading cushion | almohadilla de descarga |
| transp., mech.eng. | unloading device | dispositivo de descarga |
| agric. | unloading elevator | sinfin de descarga |
| transp. | unloading gear | mecanismo descargador |
| transp. | unloading gear | dispositivo de autodescarga |
| transp., mech.eng. | unloading installation | instalación de descargue |
| industr. | unloading machinery | máquina de descarga |
| industr. | unloading machinery | aparato de descarga |
| chem., el. | unloading manifold | colector de descarga |
| transp. | unloading mechanism | mecanismo descargador |
| transp., mater.sc. | unloading mode | modo de descarga |
| agric. | unloading of a silo | desensilaje |
| fin. | unloading of goods presented to customs | descarga de las mercancías presentadas en aduana |
| market., agric. | unloading period | tiempo de descarga |
| chem., el. | unloading pipe | tubería de descarga |
| transp. | unloading platform | muelle de descarga |
| fin., transp. | unloading price | precio de descarga |
| transp. | unloading siding | vía de descarga |
| transp. | unloading speed | velocidad de descarga |
| transp. | unloading track | vía de descarga |
| mech.eng. | unloading valve | válvula de derivación |
| earth.sc., mech.eng. | unloading valve | válvula de seguridad |
| transp. | unloading yard | instalaciones de descarga |
| el. | vacuum unloading | descarga de vacío |
| transp. | variable speed rear unloading conveyor | mecanismo descargador |
| mech.eng. | yard for loading and unloading | playa de carga |
| mech.eng. | yard for loading and unloading | playa de descarga |
| mech.eng. | yard for loading and unloading | patio de descarga |
| mech.eng. | yard for loading and unloading | patio de carga |