| Subject | Spanish | English |
| chem. | Al2O3.3H2O | aluminium oxide |
| chem. | Al2O3.3H2O | anhydrous alumina |
| chem. | Al2O3.3H2O | calcined alumina |
| chem. | Al2O3.3H2O | Al2O3.3H2O |
| chem. | AuCl3.HCl4H2O | chloroauric acid |
| chem. | AuCl3.HCl4H2O | yellow chlorid |
| chem. | AuCl3.HCl4H2O | AuCl3.HCl4H2O |
| tech. | avión AC-130H tiene dos cañones Vulcan con 3.000 cartuchos, un cañón Bofors de 40mm y un obús de 105 mm | Spectre AC 130 HU |
| chem. | BO2NH4.2H2O | ammonium metaborate |
| chem. | BO2NH4.2H2O | NH4BO2.2H2O |
| chem. | CNS2Ca.3H2O | calcium thiocyanate |
| chem. | MnO42Ca.5H2O | Ca MnO42.5H2O |
| chem. | MnO42Ca.5H2O | calcium permanganate |
| chem. | CNS2Ca.3H2O | Ca SCN2.3H2O |
| chem. | CaHPO4.2H2O | dicalcium orthophosphate |
| chem. | CaHPO4.2H2O | calcium hydrogen orthophosphate |
| chem. | CaHPO4.2H2O | CaHPO4.2H2O |
| earth.sc., mech.eng. | característica HQde capacidad | throttle curve |
| earth.sc., mech.eng. | característica HQde capacidad | head-capacity curve |
| earth.sc., mech.eng. | característica HQde capacidad | constant speed characteristic curve |
| transp., nautic. | chalana R.H.K. | towing pulley |
| earth.sc., el. | ciclo de histéresis B-H con campo estático superpuesto | incremental hysteresis B-H loop |
| earth.sc., el. | ciclo de histéresis B-H con saturación | saturation hysteresis B-H loop |
| earth.sc., el. | ciclo de histéresis B-H normal | normal hysteresis B-H loop |
| earth.sc., el. | ciclo de histéresis J-H con campo estático superpuesto | incremental hysteresis J-H loop |
| earth.sc., el. | ciclo de histéresis J-H con saturación | saturation hysteresis J-H loop |
| earth.sc., el. | ciclo de histéresis J-H normal | normal hysteresis J-H loop |
| earth.sc., el. | ciclo de histéresis M-H con campo estático superpuesto | incremental hysteresis M-H loop |
| earth.sc., el. | ciclo de histéresis M-H con saturación | saturation hysteresis M-H loop |
| earth.sc., el. | ciclo de histéresis M-H normal | normal hysteresis M-H loop |
| chem. | Co3PO42.2H2O | Co3PO42.8H2O |
| chem. | Co3PO42.2H2O | cobalt orthophosphate |
| chem. | Co3PO42.8H2O | Co3PO42.2H2O |
| chem. | Co3PO42.8H2O | cobalt orthophosphate |
| chem. | Co3PO42.8H2O | Co3PO42.8H2O |
| chem. | Co3PO42.2H2O | Co3PO42.2H2O |
| org.name. | Comité de Examen del Premio A.H. Boerma | A.H. Boerma Award Review Committee |
| org.name. | Comité Europeo de Jóvenes Agricultores y de los 4H Clubs | European Committee for Young Farmers' and 4H Clubs |
| social.sc., polit. | Comité Europeo de Jóvenes Agricultores y de los 4H Clubs | European Committee for Young Farmers and 4H Clubs |
| chem. | CoSO4.NH42SO4.6H2O | CoSO4.NH42SO4.6H2O |
| chem. | CoSO4.NH42SO4.6H2O | ammonium cobalt sulphate |
| chem. | CrO4Ca.2H2O | calcium chromate |
| chem. | CrO4Ca.2H2O | CaCrO4.2H2O |
| chem. | Cr2O7Na.2H2O | anhydrous sodium dichromate |
| chem. | Cr2O7Na.2H2O | Na2Cr2O7.2H2O |
| obs., polit. | Dirección General H - Justicia y Asuntos de Interior | Directorate-General H - Justice and Home Affairs |
| obs., polit. | Dirección General H - Justicia y Asuntos de Interior | DG H |
| obs., polit. | Dirección General H - Justicia y Asuntos de Interior | Directorate-General D - Justice and Home Affairs |
| UN | Directrices para las transferencias internacionales de armas en el contexto de la resolución 46/36 H de la Asamblea General de 6 de diciembre de 1991 | Guidelines for international arms transfers in the context of General Assembly resolution 46/36 H of 6 December 1991 |
| gen. | E-H en T sintonizador | E-H tuner |
| gen. | E-H unión en T | E-H tee |
| med. | ECHO-virus tipo H de Pesascek | Pesascek ECHO-virus type 4 |
| chem. | FeCN6Na4.10H2O | Na4Fe CN6.10H2O |
| chem. | FeCN6Na4.10H2O | sodium ferrocyanide |
| chem. | FeCN6Na4.10H2O | E535 |
| chem. | FeSO4.NH42SO4.6H2O | ferrous ammonium sulphate |
| chem. | FeSO4.NH42SO4.6H2O | FeSO4.NH42SO4.6H2O |
| chem. | FeSO4.NH42SO4.6H2O | Mohr's salt |
| chem. | FeSO4.NH42SO4.6H2O | ammonium ferrous sulphate |
| med. | H alfa | mediterranean abdominal lymphoma |
| med. | H alfa | alpha chain disease |
| chem. | H3AsO3 | arsenious acid |
| med. | hΑbrido | hybrid |
| chem. | H5IO6 = HIO4.2OH2 | periodic acid |
| commun. | H2S | H2S radar |
| chem. | H2SE | hydrogen selenide |
| chem. | H2SE | H2Se |
| chem. | H2SeO4 | H2SeO4 |
| chem. | H2SeO4 | selenic acid |
| chem. | H2SeO3 | selenious acid |
| chem. | H2SeO3 | H2SeO3 |
| chem. | H2SiF6 | hydrogen hexafluorosilicate |
| chem. | H2SiF6 | hexafluorosilicic acid |
| chem. | H2SiF6 | fluorosilicic acid |
| industr., construct., chem. | H2S2O4 | dithionous acid |
| industr., construct., chem. | H2S2O4 | hydrosulphurous acid |
| chem. | H2S2O6 | dithionic acid |
| chem. | H2S5O6 | H2O6S5 |
| chem. | H2S5O6 | pentathionic acid |
| chem. | H2S3O6 | trithionic acid |
| chem. | H2S2O8 | common persulphuric acid |
| chem. | H2SO5 | permonosulphuric acid |
| chem. | H2SO5 | Caro's acid |
| chem. | H2TeO3 | tellurous acid |
| chem. | H2TeO3 | H2TeO3 |
| chem. | HgNO32.H2O | mercuric nitrate |
| chem. | HgNO32.H2O | Hg NO32.H2O |
| soil. | horizonte H hístico | histic H horizon |
| met., el. | horno con llama de H 2-O 2 | hydrogen-oxygen furnace |
| agric. | leche tipo U.H.T. | UHT milk |
| agric. | leche tipo U.H.T. | ultra high temperature treated milk |
| gen. | leche tipo U.H.T. | ultrahigh temperature treated milk |
| chem. | MnO4Na.3H2O | sodium permanganate |
| chem. | MnO4Na.3H2O | NaMnO4.3H2O |
| chem. | Na2H2P2O7 | Na2H2P2O7 |
| chem. | Na2H2P2O7 | acid sodium pyrophosphate |
| chem. | NaH2PO4.2H2O | sodium dihydrogen orthophosphate |
| chem. | NaH2PO4.2H2O | NaH2PO4.2H2O |
| chem. | NaH2PO4.2H2O | monobasic sodium orthophosphate |
| chem. | NaNH4HPO4.4H2O | NaNH4HPO4.4H2O |
| chem. | NaNH4HPO4.4H2O | microcosmic salt |
| chem. | NaNH4HPO4.4H2O | ammonium sodium orthophosphate |
| chem. | Na3PO4.12H2O | trisodium orthophosphate |
| chem. | Na3PO4.12H2O | tribasic sodium orthophosphate |
| chem. | Na3PO4.12H2O | Na3PO4.l2H2O |
| chem. | Na2SnO3.3H2O | sodium stannate |
| chem. | Na2SnO3.3H2O | Na2SnO3.3H2O |
| chem. | NH4Cr(NH3)2(SCN)4.H2O | ammonium tetrathiocyanatodiamminochromate |
| chem. | NH4Cr(NH3)2(SCN)4.H2O | reinecke salt |
| chem. | NH4Cr(NH3)2(SCN)4.H2O | ammonium reineckate |
| chem. | NiSO4.NH42SO4.6H2O | NiSO4.NH42SO4.6H2O |
| chem. | NiSO4.NH42SO4.6H2O | ammonium nickel sulphate |
| industr., construct., chem. | NO3Hg.H2O | mercurous nitrate |
| industr., construct., chem. | NO3Hg.H2O | hatter's aqua fortis |
| industr., construct., chem. | NO3Hg.H2O | HgNO3.H2O |
| environ., chem. | N-propil-N-2-(2,4,6-triclorofenoxi)etil-1H-imidazol-1-carboxamida | prochloraz |
| environ., chem. | N-propil-N-2-(2,4,6-triclorofenoxi)etil-1H-imidazol-1-carboxamida | N-propyl-N-2-(2,4,6-trichlorophenoxy)ethyl-1H-imidazole-1-carboxamide |
| el. | parámetro h incremental | incremental h-parameter |
| el. | parámetro h total | total h-parameter |
| org.name. | Premio A.H. Boerma | A.H. Boerma Award |
| commun., el. | radiogoniómetro Adcock en H orientable | rotating Adcock direction finder |
| med. | receptor H2 de histamina | histamine H2 receptor |
| fin. | Reglamento H —Protección del Consumidor en Ventas de Seguros | Regulation H—Consumer Protection in Sales of Insurance |
| fin. | Reglamento H: Protección del Consumidor en Ventas de Seguros | Regulation H—Consumer Protection in Sales of Insurance |
| antenn. | sintonizador E-H en T | E-H tuner |
| commun., el. | sistema H de radionavegación | H radar navigation system |
| chem. | SO4Cu.5H2O | cupric sulphate |
| chem. | SO4Cu.5H2O | CuSO4.5H2O |
| chem. | SO4UO2.3H2O | uranyl sulphate |
| chem. | SO4UO2.3H2O | UO2SO4.3H2O |
| med. | sueros contra los antígenos H de las enterobacteriáceas | H-sera |
| tech. | temperatura efectiva de A.S.H.V. E | effective temperature A.S.H.V.E. Yaglou |
| pest.contr. | tiociclam H-oxalato | thiocyclam hydrogen oxalate |
| chem., el. | tratamiento H del carbón | H-Coal process |
| antenn. | unión E-H en forma de T | E-H tee |
| chem. | NO32UO2.6H2O | uranyl nitrate |
| chem. | NO32UO2.6H2O | UO2NO32.6H2O |
| met. | vigas en H, otras vigas y perfiles para estructuras de minas, tablestacas | H-sections,and other heavy sections,sheet piling |
| med. | virus H.E.P. de Flury | high egg passage virus |
| med. | virus H.E.P. de Flury | H.E.P. virus Flury |