“次级声源”的概念、定义、翻译、参考文献-科学参考

单词	次级声源
释义	次级声源 Encyclopedia 工学次级声源释 secondary sound source次级声源在有源噪声控制系统中，用于产生次级声波的各类扬声器。
随便看	limit on the right limit order type limit ordinal limit ordinal number limit point limit-point case limit point group limit point of a set limit point of a trajectory limit-point type limit position limit-preserving functor limit priority limit process limit properties of expectation limit property limit relation limitron limit set limit set of a trajectory limit situations limit size for cocoon feeding limits of acceptable change limits of diagonalization limits of tolerance

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。