同时采用对比分析法，系统分析了南航各维修企业及竞争对手的优劣势分析。
Adopt at the same time and compare with analytic approach, every maintenance company of South Airways of network analysis and the rival's excellent inferior position.
运用SWOT分析法，对攀成钢出口的优劣势、机会和威胁进行全面分析；
SWOT is applied to analyze PCG export's strength, weakness, opportunities and threat;
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