CONCLUSION the dynamic state observation of TCD can monitor the condition of recanalization of blood vessel after cerebral infarction.
结论：经颅多普勒超声动态观察可监测脑梗死后血管再通的情况。
The research of approach to monitor bridge state has become a hot spot in the engineering through the theory of dynamic of structures and the test technology.
利用结构动力学原理和现代检测技术对桥梁进行研究已成为工程界所关注的热点。
Traditional method of renewal research of land use due to skill and technology backward, research prolong, is unable to meet dynamic state modification monitor requirement in time accurately.
传统的土地利用现状调查方法由于技术手段落后、调查周期长，不能满足动态变更检测及时准确的要求。
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