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
- the propagandist
- the propensity of coal to spontaneous combustion
- the proper party
- The Property of Aesthetics
- The Prophet
- the Prophets
- The Proposal for Establishing a Common National Language
- The Prose Collection of Cheng Minzheng
- The Prose Collection of Jin Sheng
- The Prosperous Dream in Shanghai
- the prosperous reigns of Emperor Hongxi and Emperor Xuande in Ming Dynasty
- the protection of the rights and interests of the elderly
- The Protestant Ethic and the Spirit of Capitalism
- The Province of Jurisprudence Determined
- The Provincetown Players
- The Provincial Official for Evaluating Talented Person in Northern Wei Dynasty
- The Provisional General Rules of Archives Offices of Technology
- The Provisional Regulations of the Entrance Examination of High Institutions for Self-taught Learners
- The Prussian Instructions: Rules for the Alphabetical Catalogs of the Prussian Libraries
- The Psychology of Art
- The Psychology of Interrogations and Confessions: A Handbook
- The Psychology of Science
- the psychology of zhongyong
- the PU-ballast bed techique
- The Public Burning