| FWHM | full width at half maximum |
|---|---|
| H1/2 | half-value layer |
| HE | half-scan with extrapolation; hard exudate; hektoen enteric [agar]; hemagglutinating encephalomyelit... |
| hf | half; high frequency |
| HI | half-scan with interpolation; head injury; health insurance; hearing impaired; heart infusion; hemag... |
| half-life |
The time necessary for half of the atoms of a parent isotope to decay into the daughter isotope.
출처: college.hmco.com/geology/resources/geologylink/glo...
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|---|---|
| half-life |
1. The time required for a pollutant to lose one-half of its original concentration or example, the biochemical half-life of DDT in the environment is 15 years. 2. The time required for half of the atoms of a radioactive element to undergo self-transmutation or decay (half-life of radium is 1620 years). 3. The time required for the elimination of half a total dose from the body.
출처: www.e11th-hour.org/resources/backgrounders/environ...
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| half-life |
The time needed for half of a radioactive isotope to decay and form a stable element. This known rate of decay is used in radiometric dating, such as radiocarbon dating, to determine the age of objects.
출처: www.archaeological.org/webinfo.php
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| half-life |
The time required for half the amount of a drug to be eliminated from the body.
출처: www.allabouthepatitisc.com/readytolearn/utils/glos...
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| half-life |
the amount of time it takes for half of the existing amount of a radioactive element to decay to non-radioactive products.
출처: www.ieainstitute.com/IndoorAirQuality/knowledge-ba...
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| half | a musical note having the time value of half a whole note |
|---|---|
| half | something that covers (the top or bottom) half of a page |
| half | a sister who has only one parent in common with you |
| half | a small short-billed Old World snipe |
| half | shoe sole extending from the shank to the toe |
| half | the musical interval between adjacent keys on a keyboard instrument |
| half | a first page of some books displaying only the title of the book |
| half | a track that goes around only rear wheels |
| half | a motor vehicle propelled by half tracks |
| half | a tennis return made by hitting the ball immediately after it bounces |
| half | half milk and half light cream |
| half | half beer and half porter |