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
- risk control of information system project
- risk control on water right transaction
- risk control principle
- risk control strategy
- risk control technology
- risk cost
- risk decision
- risk decision-making mechanism
- risk early warning
- risk early-warning for tunnel and underground engineering
- risk early warning information system
- risk emergency treatment plan for tunnel and underground engineering
- risk estimation of tunnel and underground engineering
- risk evaluation method of tunnel and underground engineering
- risk evaluation of blasting
- risk evaluation of tunnel and underground engineering
- risk exposure
- risk factor
- risk factors of cancer
- risk financing
- risk function
- risk identification
- risk identification for immersed tunnel
- risk identification for tunnel construction by cut and cover method
- risk identification for tunnel construction by drilling and blasting method