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1.I have a slight accident at home and break some crockery .
我在家出了点儿小事，打碎了些陶器。收藏指正
2.A U.S. Navy nuclear-powered attack submarine, under heavy escort, has arrived back at its home port of Guam after a fatal accident at sea.
美国旧金山号核动力攻击潜艇在发生致命事故以后，在严密的护航之下返回在关岛的基地。收藏指正
3.The explosion of the challenger space shuttle and the Russian nuclear accident at chernobyl drive home the human quality of technology , they provide cases in which well-planned systems suddenly went haywire and there was no ready hand to set them right.
美国的宇宙飞船挑战者号的爆炸和俄罗斯切尔诺贝利核泄漏事故让我们理解了人类技术的脆弱面，在这两起事件提供的案例中,周密的计划突然陷入混乱，而有关当局却没有事先预备应急措施。收藏指正
4.The important significance of dynamic response analysis for primary components under accident conditions and the research status at home and abroad were reviewed.
回顾了主设备在事故工况下动态响应分析的重要意义以及国内外研究的现状。收藏指正
5.Base on the brief introduction of virtual reality technology,the paper systematically analyzed the application status of the virtual reality technology at home and broad in the mine planning and design,optimized simulation of the mining system,simulation of the geological structure,disaster simulation,safety technology training and mine accident investigation. The paper provided the proposals on key research points,research direction and development tendency for the virtual reality technology applied to mine safety.
在介绍虚拟现实技术概况的基础上,系统地分析了虚拟现实技术在矿井规划和设计、开采系统优化模拟、地质构造模拟、灾害模拟、安全技术培训及事故调查等方面应用的国内外现状,并对虚拟现实技术在煤矿安全中应用的研究重点、研究方向和发展趋势提出了建议。收藏指正
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