| 单词 |
polarized helium |
| 释义 |
DictionarySeeheliumpolarized helium
polarized heliumHelium that has been placed either in a strong magnetic field or in polarized light so that all the molecules in a gas sample spin in the same direction. It is used as a radiological contrast agent in magnetic resonance imaging studies of the lung. Synonym: hyperpolarized heliumSee also: helium |
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