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单词
proportional counter
释义
WordReference Random House Unabridged Dictionary of American English © 2024
propor
′
tional count
′
er,
[
Physics.
]
Physics
a radiation counter in which the strength of each electric pulse generated per count is proportional to the energy of the particle or photon producing the pulse, alpha particles producing a different electric pulse from beta rays.
1935–40
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更新时间:2025/11/11 12:20:19