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单词 hf
释义

HF


Hf

The symbol for hafnium.

HF

abbr. high frequency

hf

abbreviation for half

Hf

the chemical symbol for (Chemistry) hafnium

HF

or

h.f.

abbreviation for (Electronics) high frequency

HF

1. high frequency. 2. Hispanic female.

Hf


Chem. Symbol. hafnium.

Hf

The symbol for hafnium.
Thesaurus
Noun1.HF - a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium mineralsHf - a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electronsatomic number 72, hafniummetal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.2.HF - 3 to 30 megahertzhigh frequencyradio frequency - an electromagnetic wave frequency between audio and infraredelectromagnetic spectrum - the entire frequency range of electromagnetic waves

Hf


Hf,

symbol for the element hafniumhafnium
, metallic chemical element; symbol Hf; at. no. 72; at. wt. 178.49; m.p. about 2,227&degC;; b.p. 4,602&degC;; sp. gr. 13.31 at 20&degC;; valence +4. Hafnium is a lustrous, ductile, silvery metal with a hexagonal, close-packed crystalline structure.
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.

Hf

(chemistry) hafnium

HF

(communications) high frequency

HF

On drawings, abbr. for “hot finished.”

HF

(High Frequency) A range of radio frequencies from 3 to 30 MHz. The HF band is used for amateur radio, marine, aviation and military communications and high-frequency RFID tags.

With regard to audio, high-frequency waves are typically above 3,000 Hz. See frequency bands.

Hf


HF

 Hageman factor (factor XII, one of the coagulation factors).

Hf

Symbol for hafnium.

HF

Abbreviation for:
haemofiltration
haemorrhagic fever
Hageman factor
hair follicle
haplotype frequency
hay fever
head of foetus
heart failure 
heat flow
Hemochromatosis Foundation
high fat
high fibre
high frequency
high fructose
hip fracture
Hispanic female
host factor
hot flashes
hot flushes
human factor
human fibroblast
humidifier lung
hydatid fluid
hydrops fetalis
hyperfractionated
hypoxic fraction

Hf

Symbol for hafnium

HF


AcronymDefinition
HF➣Half
HF➣High Frequency (3-30 MHz; 100-10m)
HF➣Heart Failure
HF➣Hydrogen Fluoride
HF➣Half Life (game)
HF➣Hedge Fund
HF➣Handsfree
HF➣Hafnium
HF➣High Fidelity
HF➣Have Fun
HF➣High Functioning
HF➣Hot Fix
HF➣Hartree-Fock
HF➣Harrison Ford
HF➣Harvest Festival (various organizations)
HF➣Holland Festival (est. 1947)
HF➣Harbor Freight
HF➣Halogen Free
HF➣Hyperfiltration
HF➣Historisk-Filosofiske Fakultet (Department of Arts, University of Oslo, Norway)
HF➣Hellfire (antiarmor, laser guided, air-to-ground weapon)
HF➣Heritage Foundation
HF➣Human Factor(s)
HF➣Hyperfine
HF➣Hack Forum (anime)
HF➣Hip Fracture
HF➣High Five (internet gaming)
HF➣Horizontal Flight (aviation)
HF➣Hemorrhagic Fever
HF➣Happy Face
HF➣Hlutafelag (Icelandic corporate designation)
HF➣Helicopter Flight
HF➣Huck Finn (book)
HF➣Hot Finish (steel)
HF➣High Force
HF➣Heroic Fantasy
HF➣Hard Failure
HF➣Hyper Fighting (Street Fighter: Hyper Fighting game)
HF➣Hydroflouric (Acid)
HF➣Hageman Factor
HF➣Home Fleet (British, WWII)
HF➣Height Finder
HF➣Human Failure
HF➣Hydrogen Fill
HF➣Habitat Fragmentation (conservation biology)
HF➣Hazard Function
HF➣Hapag Lloyd Flug (IATA airline code)
HF➣Házi Feladat (Hungarian: homework)
HF➣Hidden Frontier (Star Trek internet-based fanfilm)
HF➣Haze Filter
HF➣Height-Finding (radar)
HF➣Horizontal Fusion
HF➣High Forage
HF➣Hyperfile
HF➣Honda Foundry Co., Ltd. (Japan)
HF➣Harlequin Fetus
HF➣Harassing Fire
HF➣Hormone Foundation
HF➣Habbo Forum
HF➣Harmony Foundation
HF➣Hydro Foil
HF➣Honor Farm (Alabama prison program)
HF➣Hazards Forum
HF➣Failed in the House (defeated business of the House of Representatives, North Carolina)
HF➣Hellforge (gaming, Diablo 2)
HF➣House Forsaken (gaming guild)
HF➣Handling Fixture
HF➣Hammer Forum
HF➣Hydraulfunktion (Swedish electrohydraulics manufacturer)
HF➣HomeLAN Federation (gaming administrators)
HF➣Hinkle Fieldhouse (Indiana)
HF➣Harrier Force
HF➣Hemochromatosis Foundation
HF➣Hazard of Failure
HF➣Head Foreman
HF➣Hybridization Factor
HF➣Housefellow
HF➣Holmesdale Fanatics (football ultras group)
HF➣Holy Fudge (polite form)
HF➣Hatof Foundation
HF➣HostForce
HF➣Heredes Fecerunt (Latin: His/Her Heirs Made, epigraphy)
HF➣Heres Fecit (Latin: His/Her Heir Made, epigraphy)
HF➣Hull Fitter
HF➣Hold For/Held For

Hf


  • noun

Synonyms for Hf

noun a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals

Synonyms

  • atomic number 72
  • hafnium

Related Words

  • metal
  • metallic element

noun 3 to 30 megahertz

Synonyms

  • high frequency

Related Words

  • radio frequency
  • electromagnetic spectrum
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更新时间:2026/10/18 19:45:00