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In particular the intermediate product protactinium-233 (Pa-233) is a neutron absorber which diminishes U-233 yield.
FORBES: Is Thorium the Biggest Energy Breakthrough Since Fire? Possibly.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。