“射线密度计”的概念、定义、翻译、参考文献-科学参考

单词	射线密度计
释义	射线密度计 Encyclopedia 工学工业核仪器设备释 radiation density meter射线密度计利用放射性射线对物质的指数衰减规律来测量物质密度的一种工业仪表。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。