… or detecting alpha, beta, gamma, X-ray, cosmic or other ionising radiations. …
Explanatory notes
… or detecting alpha, beta, gamma, X‑ray, cosmic or other ionising radiations (+). 9030.10 ‑ Instruments and apparatus … incorporate a radioactive source (in particular, artificial isotopes), for example, for measuring thickness of materials … switch. Oscilloscopes with a memory, used to examine isolated rapid transient phenomena, are equipped with either …