本文用实例论述了人才预测信息采集的注意点，信息指标的内涵外延，以及处理人才预测信息数据的方法。
In this paper examples are given to illustrate the points worthy of attention in information acquisition, the connotation and extension of information index and some methods for data processing.
半导体异质外延材料和量子点材料在纳米电子学、光电子学中具有广泛的应用前景。
The materials of semiconductor hetero-epitaxy and quantum dots are widely used in the fields such as nano-electronics and optoelectronics.
但文艺消费和文艺欣赏、文艺接受的内涵、外延不同，侧重点和关注点也不尽相同，所体现的艺术文化观念、文化形态和研究视角更大为不同。
But they are different in connotation and extension, emphasis and attention point. And they express the art and culture ideal, cultural configuration and research perspective differently.
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