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单词 geiger-müller tube
释义 geiger-müller tube
noun
or geiger tube
Usage: usually capitalized G&M
Etymology: after H. Geiger and W. Müller
: a gas-filled counting tube with a cylindrical cathode and axial wire electrode for detecting the presence of cosmic rays or radioactive substances by means of the ionizing particles that penetrate its envelope and set up momentary current pulsations in the gas
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更新时间:2025/3/12 21:09:00