专八阅读材料库之IBM夺回最快计算机桂冠
<p> <span word="ASCI">ASCI</span> <span word="Purple">Purple</span> <span word="will">will</span> <span word="be">be</span> <span word="used">used</span> <span word="to">to</span> <span word="simulate">simulate</span> <span word="nuclear">nuclear</span> <span word="explosions">explosions</span> <span word="in">in</span> 3-<span word="D">D</span></p><p> <span word="ASCI">ASCI</span>紫色计算机将被用于三维模拟核爆炸</p><p> <span word="Scientists">Scientists</span> <span word="will">will</span> <span word="soon">soon</span> <span word="be">be</span> <span word="able">able</span> <span word="to">to</span> <span word="observe">observe</span> <span word="the">the</span> <span word="first">first</span> <span word="instants">instants</span> <span word="after">after</span> <span word="a">a</span> <span word="nuclear">nuclear</span> <span word="warhead">warhead</span> <span word="detonates">detonates</span>. <span word="Fortunately">Fortunately</span>， <span word="it">it</span> <span word="will">will</span> <span word="be">be</span> <span word="a">a</span> <span word="three">three</span>-<span word="dimensional">dimensional</span> <span word="simulation">simulation</span>， <span word="made">made</span> <span word="possible">possible</span> <span word="by">by</span> <span word="the">the</span> <span word="worlds">worlds</span> <span word="fastest">fastest</span> <span word="computer">computer</span>. <span word="IBM">IBM</span> <span word="and">and</span> <span word="the">the</span> <span word="U">U</span>.<span word="S">S</span>. <span word="Department">Department</span> <span word="of">of</span> <span word="Energy">Energy</span> <span word="announced">announced</span> <span word="Tuesday">Tuesday</span> <span word="the">the</span> <span word="sale">sale</span> <span word="of">of</span> <span word="a">a</span> $290 <span word="million">million</span> <span word="supercomputer">supercomputer</span>， <span word="capable">capable</span> <span word="of">of</span> <span word="performing">performing</span> 100 <span word="trillion">trillion</span> <span word="calculations">calculations</span> <span word="per">per</span> <span word="second">second</span>. <span word="Armed">Armed</span> <span word="with">with</span> <span word="that">that</span> <span word="much">much</span> <span word="computing">computing</span> <span word="firepower">firepower</span>， <span word="a">a</span> 3-<span word="D">D</span> <span word="simulation">simulation</span> <span word="of">of</span> <span word="the">the</span> <span word="first">first</span> <span word="one">one</span>-<span word="millionth">millionth</span> <span word="of">of</span> <span word="a">a</span> <span word="second">second</span> <span word="in">in</span> <span word="a">a</span> <span word="nuclear">nuclear</span> <span word="explosion">explosion</span> <span word="will">will</span> <span word="take">take</span> <span word="eight">eight</span> <span word="weeks">weeks</span> <span word="to">to</span> <span word="calculate">calculate</span>.</p><p> 科学家不久将能观察到核弹头爆炸的第一瞬间。幸运的是，世界上运算最快的计算机使三维模拟核爆炸成为可能。周二，<span word="IBM">IBM</span>和美国能源部宣布，一台售价为2.9亿美元的超级计算机每秒钟可执行100兆次运算。一个关于百万分之一秒核弹爆炸的情况只需8周就可以通过这台计算机运算并做出它的三维模拟。而这是史无前例的模拟。</p><p> <span word="ASCI">ASCI</span> <span word="PURPLE">PURPLE</span>， <span word="as">as</span> <span word="the">the</span> <span word="massive">massive</span> <span word="computer">computer</span> <span word="will">will</span> <span word="be">be</span> <span word="called">called</span>， <span word="has">has</span> <span word="a">a</span> <span word="sobering">sobering</span> <span word="task">task</span>. <span word="Working">Working</span> <span word="at">at</span> <span word="Lawrence">Lawrence</span> <span word="Livermore">Livermore</span> <span word="National">National</span> <span word="Laboratories">Laboratories</span>， <span word="the">the</span> <span word="hefty">hefty</span> <span word="computer">computer</span> <span word="will">will</span> <span word="be">be</span> <span word="dedicated">dedicated</span> <span word="to">to</span> <span word="the">the</span> <span word="task">task</span> <span word="of">of</span> <span word="monitoring">monitoring</span> <span word="the">the</span> <span word="nations">nations</span> <span word="nuclear">nuclear</span> <span word="missile">missile</span> <span word="stockpile">stockpile</span>.</p><p> 被称作巨大计算机的<span word="ASCI">ASCI</span>紫色计算机承担着极其严峻的任务。这台座落(把座落改为安装)在<span word="Lawrence">Lawrence</span> <span word="Livermore">Livermore</span>国家实验室中的重型计算机，将被用于执行监测全国核导弹库的重任。</p>
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