中文摘要：

基于出口相似度指数和转移份额分析法，对中国与主要竞争对手在美国高技术产品市场上的竞争表现与竞争格局进行了分析。结果表明：目前，中国在美国的高技术产品市场上主要面临来自发展中国家（地区）的竞争；总体上，中国具有明显的竞争优势，但核心技术缺失、出口结构不均衡等已成为不容忽视的问题。

英文摘要：

By using the export similarity index and the shift-share analysis method,this paper conducts a comprehensive analysis on the competitive performance and situation of China and its major rivals in the U. S. ATP market. The result shows as follows,China mainly faces the competition from the developing economies;although China shows strong competitive advantages overall,there are still some problems at present which can＇t be ignored,such as the lack of core technology,the imbalance of export structure and so on.