天津危险品仓库爆炸
<p>8月12日22时52分许，天津市滨海新区天津港7号卡子门瑞海国际物流公司危险品仓库集装箱堆场起火爆炸，造成轻轨东海路站建筑及周边居民楼受损，爆炸原因正在调查核实中。截止13日早晨，事故已造成17人死亡，400余人受伤。</p><p>请看媒体报道：</p><p><span word="An">An</span> <span word="explosion">explosion</span> <span word="ripped">ripped</span> <span word="through">through</span> <span word="a">a</span> <span word="warehouse">warehouse</span> <span word="storing">storing</span> "<span word="dangerous">dangerous</span> <span word="goods">goods</span>" <span word="in">in</span> <span word="north">north</span> <span word="China">China</span>'<span word="s">s</span> <span word="Tianjin">Tianjin</span> <span word="City">City</span> <span word="late">late</span> <span word="Wednesday">Wednesday</span> <span word="night">night</span>.</p><p>周三（8月12日）深夜，天津一处存放“危险品”的仓库发生爆炸。</p><p><span word="The">The</span> <span word="first">first</span> <span word="explosion">explosion</span> <span word="at">at</span> <span word="about">about</span> 23:30 (15:30 <span word="GMT">GMT</span>) <span word="on">on</span> <span word="Wednesday">Wednesday</span> <span word="was">was</span> <span word="followed">followed</span> <span word="by">by</span> <span word="another">another</span> <span word="seconds">seconds</span> <span word="later">later</span>. <span word="Shockwaves">Shockwaves</span> <span word="were">were</span> <span word="felt">felt</span> <span word="several">several</span> <span word="kilometres">kilometres</span> <span word="away">away</span>.</p><p>第一次爆炸发生在夜间23:30，几秒钟之后发生第二次爆炸。几公里之外都能感受到爆炸产生的冲击波。</p><p><span word="The">The</span> <span word="China">China</span> <span word="Earthquake">Earthquake</span> <span word="Networks">Networks</span> <span word="Centre">Centre</span> <span word="said">said</span> <span word="the">the</span> <span word="magnitude">magnitude</span> <span word="of">of</span> <span word="the">the</span> <span word="first">first</span> <span word="explosion">explosion</span> <span word="was">was</span> <span word="the">the</span> <span word="equivalent">equivalent</span> <span word="of">of</span> <span word="detonating">detonating</span> <span word="three">three</span> <span word="tons">tons</span> <span word="of">of</span> <span word="TNT">TNT</span>, <span word="while">while</span> <span word="the">the</span> <span word="second">second</span> <span word="was">was</span> <span word="the">the</span> <span word="equivalent">equivalent</span> <span word="of">of</span> 21 <span word="tons">tons</span> <span word="of">of</span> <span word="the">the</span> <span word="explosive">explosive</span>.</p><p>中国地震台网表示，第一次爆炸的强度相当于引爆了3吨<span word="TNT">TNT</span>炸药，而第二次的则相当于21吨<span word="TNT">TNT</span>炸药。</p><p><span word="TNT">TNT</span>当量（<span word="TNT">TNT</span> <span word="equivalent">equivalent</span>）是指核爆炸（<span word="nuclear">nuclear</span> <span word="explosion">explosion</span>）时所释放的能量相当于多少吨<span word="TNT">TNT</span>炸药爆炸所释放的能量。<span word="TNT">TNT</span>炸药的数量又被使用作为能量单位，每公斤可产生420万焦耳的能量，1吨<span word="TNT">TNT</span>相等于4.2千兆焦耳，一百万吨相等于4200兆兆焦耳，通常也作为核武器爆炸当量的单位来使用。</p>
页:
[1]