艺术学 【摄影光线】 释 concentrator;spotlight 聚光罩 一种可以将光线导向一个特定的范围（通常是小的圆形面积），而不影响光线强度的圆锥形灯罩。 工学 [纯化设备] 释 concentrator 浓缩仪 利用离心力、加热和外接真空泵来进行溶剂蒸发，高效率回收分析样品的设备。
concentrator ①聚能器 ②浓缩器
网络与数据通信 有线网络 释文 concentrator 集中器
- impression formation
- impression formation theory
- impression fossil
- impressionism
- Impressionisme
- impressionism in music
- impressionist criticism
- impressionist film
- Impressionistic Photography
- impressionistic transcription
- impression management
- Impressions of Theophrastus Such
- Impression, Sunrise
- imprimitive
- imprimitive character
- imprimitive form
- imprimitive group
- imprimitive linear group
- imprimitive matrix
- imprimitive polynomial
- imprimitive pseudogroup
- imprimitive representation
- imprimitivity
- imprint
- imprinted gene