想想你在行动时可能有哪些选择，短期中可以做些什么？
Think about what choices you may have when in action. What can you do in short term?
FDI技术外溢效应为正，在短期中显著，长期中则不显著。
FDI technology spillover effect is positive in the short term, however not in the long term.
我们从哪些方面从宏观微观从短期中期长期哪些方面学习物流？
We from what respect from macroscopical and microcosmic from short-term metaphase long-term content of what respect study flows?
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