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单词 boron chamber
释义
boron chamber
(extremely rare)
n

WORD FAMILY
boron chamber
n an ionization chamber lined with boron or filled with boron trifluoride gas for counting low velocity neutrons
Hyper
ionization chamber, ionization tube
a measuring instrument that measures the amount of ionizing radiation
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更新时间:2024/12/23 23:29:49