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
- two-anchored stow net fishing
- two- and four-stream approximation
- two-armed spiral pattern
- two arrows space
- two aspects
- two aspects of the nature of light
- two assurances and three guarantees
- two-banded perch
- two-band superconductor
- two-bar ground loom
- two beam interference
- two-beam interference
- two-beam interferometry
- two-blueprint integration
- Two Boars
- two-boat purse seine fishing
- two boat seine vessel
- two-boat seine with codend fishing
- two-body elastic collision
- two-body force
- two-body interaction
- two body potential
- two-body problem
- two-body relaxation
- two-body relaxation time