“loudspeaker”的概念、定义、翻译、参考文献-科学参考

单词	loudspeaker
释义	loudspeaker Encyclopedia 工学电声换能器释 loudspeaker扬声器把电能转换为声能并在空气中辐射到远处的电声换能器。 Physics 光学、声学声学 loudspeaker扬声器＞声学＞声学材料＞释义 loudspeaker扬声器
随便看	soil health soil heat balance soil heat flux density soil heat flux measurement soil heat status soil heavy metal acquisition soil heavy metal contaminant soil heavy metal monitoring soil heavy metal pollution soil heavy metal rapid in-situ monitor soil horizon soil horizon boundary soil horizon designation soil horizontal pattern in China（based on soil genetic classification） soil horizontal pattern in China（based on soil taxonomy） soil humidity measurement soil humification soil humus layer soil hydroscopicity soil infiltration soil information soil information system soiling forages soil inorganic pollution soil in situ remediation

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。