本文论述安全与防灾用传感器的特点。
This paper describes the features of the sensors used in security and disaster prevention.
近期，我国也开展了有关城市综合防灾与应急避难，以及大型公共建筑安全设计等方面的研究。
Recently, China has also researched the city's comprehensive disaster prevention and emergency shelter, and safety design of large public buildings and so on.
微地震监测技术对确定采场覆岩“两带”高度、预报采场顶板破坏、预测煤与瓦斯突出，从而预防灾害发生、保证煤矿安全生产并提高资源回采率等具有重要意义。
Microseismic monitoring technique is of important meaning for the safety of coal mine, the prediction of the period of mining pressure and the increase of recovery rate.
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