| 单词 | radioisotope |
| 释义 | radioisotope noun[C] physicsspecializeduk/ˌreɪ.di.əʊˈaɪ.sə.təʊp/us/ˌreɪ.di.oʊˈaɪ.sə.toʊp/anisotopethat gives offradiation(= aformofenergy) 放射性同位素Physics: radiation & radioactivity
radioisotope| American Dictionaryradioisotope noun[C] us/ˌreɪ·di·oʊˈɑɪ·səˌtoʊp/chemistry,physics anisotopethat gives offradiation(=formofenergy) Examplesofradioisotoperadioisotope In diagnosing pulmonary embolism,radioisotopescanning has dominated during regular working hours and computed tomography during on-call hours. From theCambridge English Corpus A cyclotron is required to produce fluorine18, aradioisotopewith a half-life of less than 2 hours (110 min), which makes storage impossible. From theCambridge English Corpus Consider laboratory-based alternatives to in situ experiments involving anyradioisotope, stable isotope, or other tracer. From theCambridge English Corpus These variables were measured before the animal was placed on bypass and then at the same five points as theradioisotopeinjections. From theCambridge English Corpus Laser generation of proton beams for the production of short-lived positron emitting radioisotopes. From theCambridge English Corpus A reactor orradioisotopesource generates heat. From theCambridge English Corpus Model equations for condensation biosynthesis using stable isotopes and radioisotopes. From theCambridge English Corpus Carotid blood flow was measured continuously by the electromagnetic flow meter placed on the single common carotid trunk and cerebral blood flow was measured byradioisotopemicrospheres. From theCambridge English Corpus Scientific activities, such as the use of radioisotopes for labelling, have the potential to introduce radioactivity, and lubricant fluids, used with ice drills, will inevitably remain in the ice sheet. From theCambridge English Corpus This is a company which has a worldwide reputation as a leading supplier of radioisotopes for industry, medicine and research. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It may be that industry has feared to use radioisotopes or has been unaware of their value. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It was only at a later date that it became necessary to have further production of radioisotopes. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It has also had considerable success on its own account in selling radioisotopes, fuel and reprocessing services in overseas markets. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The trade has comprised the supply of very small quantities of radioisotopes used in industrial analysis and academic research. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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