“窄级别粒群”的概念、定义、翻译、参考文献-科学参考

单词	窄级别粒群
释义	窄级别粒群 Encyclopedia 工学[重选理论]释 narrow-size particle group窄级别粒群最大颗粒的粒度与最小颗粒的粒度之比小于其低密度颗粒与高密度颗粒的自由沉降等降比的固体颗粒集合体。
随便看	sound-absorbing coefficient sound-absorbing construction sound absorbing material sound-absorbing material sound absorbing material and sound absorbing structure sound absorbing material of polyvinyl chloride foam sound-absorbing nonwoven material sound absorbing organic fiber sound absorption sound absorption application sound absorption block sound absorption ceramic tile sound absorption coefficient sound absorption device sound absorption in architecture sound absorption material sound absorption wood-based panel sound amplification sound amplifier operator on site sound arrester sound articulation sound barrier sound beam sound board sound broadcasting

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。