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beta ray短语解释_beta ray词组用法_beta ray短语词组_按摩法牛津词典
按摩法牛津词典

beta ray

B 开头单词

短语词组

    短语

  • beta -ray counter 贝他射线计数器
  • isotope beta -ray 贝他射线同位素
  • counter beta -ray 贝化射线计数器
    • 返回 beta ray