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
- Nanjing Changjiagn Disandaqiao
- Nanjing Cine-Equipment Manufactory
- Nanjing city
- Nanjing City in Ming dynasty
- Nanjing City Walls
- Nanjing Dashengguan Yangtze River Bridge
- Nanjingdaxue
- Nanjing Dinghuaimen Yangtze River Tunnel
- Nanjing Fingerprint Museum
- Nanjing Forestry University
- Nanjing Funeral Parlor
- Nanjing Gang
- Nanjing Geological Museum
- Nanjing Geological School
- Nanjing Guanghua Photo Studio
- Nanjing High-Tech Industrial Development Zone
- Nanjing History Museum of the Ming City Wall
- Nanjing Hydraulic Research Institute
- Nanjing Incident of 1927
- Nanjing Institute of Astronomical Optics & Technology
- nanjing institute of environmental sciences,ministry of ecology and environment
- Nanjing Institute of Geography & Limnology,Chinese Academy of Sciences
- Nanjing Jiangbei New Area
- Nanjing Jiangnan Theatre
- Nanjing Jingji Jishu Kaifaqu