scanning

名词 scanning:

1. the process of translating photographs into a digital form that can be recognized by a computer
2. the act of systematically moving a finely focused beam of light or electrons over a surface in order to produce an image of it for analysis or transmission

动词 scan:

1. examine minutely or intensely
   同义词：scan
2. examine hastily
   同义词：scan, skim, rake, glance over, run down
3. make a wide, sweeping search of
   同义词：scan
4. conform to a metrical pattern
   同义词：scan
5. move a light beam over; in electronics, to reproduce an image
   同义词：scan
6. read metrically
   同义词：scan
7. obtain data from magnetic tapes
   同义词：read, scan

1. A queue of new messages(or a group) within a system that are awaiting processing. The main scheduling routine will scan them along with other queues and order them into processing in order.
   在系统中等待处理的一组或一队列新信息，主调度程序对该队列及其它队列进行扫描，使之顺序进入处理状态。
2. A light-sensitive unit used with an optical arrangement for scanning images.
   与光学装置一起用来扫描图象的一种光敏装置。