×
模态框(Modal)标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框(Modal)标题
在这里添加一些文本
Close
×
导航切换
Home
About Journal
Editorial Office
Editorial Board
Guide to Authors
Subscribe
Publication Statement
中文
Analysis of competitiveness of foreign trade of mechanical and electrical products in Liaoning Province
MENG Liang;TIAN Nan-sheng;LIANG Ying-ying
. 2008, (
4
): 319 -323 .