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各种类型的信息进行数字化处理,这一倾向已是无可怀疑,因为,数字化的方法与模拟方法相比、更易操作与解释。这种倾向不仅突出地表现在测量技术方面,并已扩大到很多其他的领域,如图象分析,其中用于对电视图象,红外图象,雷达图象,声纳图
The tendency to digitize various types of information is beyond doubt because the digital approach is easier to manipulate and interpret than the analog approach. This tendency has not only been highlighted in the area of measurement techniques but has also been extended to many other areas such as image analysis for television images, infrared images, radar images, sonar images