“sign convention”的概念、定义、翻译、参考文献-科学参考

单词	sign convention
释义	sign convention Encyclopedia 工学符号规则释 sign convention符号规则光路计算中对所有参量规定的一套正负号选取规则。 Physics ＞光学＞应用光学＞释义 sign convention符号规则
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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。