This paper researched the test system of impact deceleration based on the virtual instrument technology, gave detailed exposition of its function, composition, theory and applications.
研究了基于虚拟仪器技术的冲击减速度测试系统，详细阐述了其功能、构成、原理以及应用。
This paper is green trade barriers on the characteristics and causes of exposition, revealed the green trade barriers on Chinese products exported dual impact, and a practical countermeasures.
本文即通过对绿色贸易壁垒的特点及其产生根源的阐述，揭示了绿色贸易壁垒对我国产品出口的双重影响，并提出了实际的应对策略。
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