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
- absolute maximum point
- absolute measurability
- absolute measure
- absolute measurement
- absolute measurement of pitch error
- absolute method
- absolute minimal model
- absolute minimum
- absolute minimum point
- absolute model
- absolute moment
- absolute monotonicity
- absolute monotony
- absolute motion
- absolute music
- absolute nearness
- absolute neighborhood
- absolute neighborhood extensor
- absolute neighborhood retract
- absoluteness
- absolute nodal coordinate formulation，ANCF
- absolute non-measurability
- absolute norm
- absolute number
- absolute of a projective model