中国天河2号将成全球最快超级计算机
<p><span word="U">U</span>.<span word="S">S</span>. <span word="researchers">researchers</span> <span word="are">are</span> <span word="bracing">bracing</span> <span word="for">for</span> <span word="the">the</span> <span word="prospect">prospect</span> <span word="that">that</span> <span word="China">China</span> <span word="will">will</span> <span word="once">once</span> <span word="again">again</span> <span word="have">have</span> <span word="the">the</span> <span word="world">world</span>'<span word="s">s</span> <span word="fastest">fastest</span> <span word="computer">computer</span>─<span word="and">and</span> <span word="could">could</span> <span word="hang">hang</span> <span word="on">on</span> <span word="to">to</span> <span word="the">the</span> <span word="speed">speed</span> <span word="crown">crown</span> <span word="for">for</span> <span word="some">some</span> <span word="time">time</span>.</p><p>美国的研究人员正准备迎接中国将再次拥有世界上运算速度最快的电脑这一现实，而且中国的这一地位还有可能保持相当一段时间。</p><p><span word="China">China</span>'<span word="s">s</span> <span word="National">National</span> <span word="University">University</span> <span word="of">of</span> <span word="Defense">Defense</span> <span word="Technology">Technology</span> <span word="last">last</span> <span word="week">week</span> <span word="informed">informed</span> <span word="visiting">visiting</span> <span word="scientists">scientists</span> <span word="about">about</span> <span word="a">a</span> <span word="massive">massive</span> <span word="machine">machine</span> <span word="in">in</span> <span word="Changsha">Changsha</span> <span word="whose">whose</span> <span word="initial">initial</span> <span word="test">test</span> <span word="results">results</span> <span word="appear">appear</span> <span word="likely">likely</span> <span word="to">to</span> <span word="top">top</span> <span word="the">the</span> <span word="next">next</span> <span word="ranking">ranking</span> <span word="of">of</span> <span word="the">the</span> 500 <span word="largest">largest</span> <span word="supercomputers">supercomputers</span>, <span word="scheduled">scheduled</span> <span word="for">for</span> <span word="release">release</span> <span word="later">later</span> <span word="this">this</span> <span word="month">month</span>.</p><p>中国的国防科技大学(<span word="National">National</span> <span word="University">University</span> <span word="of">of</span> <span word="Defense">Defense</span> <span word="Technology">Technology</span>)上周告知来访的科学家们，中国一台巨型计算机的初次测试结果显示，它有可能在定于本月晚些时候公布的最新一期全球超级计算机500强排行榜上位列第一。</p><p><span word="Such">Such</span> <span word="systems">systems</span>, <span word="used">used</span> <span word="heavily">heavily</span> <span word="by">by</span> <span word="government">government</span> <span word="agencies">agencies</span> <span word="for">for</span> <span word="purposes">purposes</span> <span word="such">such</span> <span word="as">as</span> <span word="weapons">weapons</span> <span word="design">design</span> <span word="and">and</span> <span word="intelligence">intelligence</span>-<span word="gathering">gathering</span>, <span word="have">have</span> <span word="long">long</span> <span word="been">been</span> <span word="seen">seen</span> <span word="a">a</span> <span word="symbol">symbol</span> <span word="of">of</span> <span word="national">national</span> <span word="competitiveness">competitiveness</span>─<span word="and">and</span> <span word="the">the</span> <span word="focus">focus</span> <span word="of">of</span> <span word="recent">recent</span> <span word="leapfrogging">leapfrogging</span> <span word="moves">moves</span> <span word="by">by</span> <span word="the">the</span> <span word="U">U</span>.<span word="S">S</span>., <span word="China">China</span> <span word="and">and</span> <span word="Japan">Japan</span>.</p><p>巨型计算机主要被政府机构出于武器设计和情报收集等目的而使用，它们一向被视为国家竞争力的象征，世界运算速度最快计算机的宝座近年来一直被美国、中国和日本这三个国家交替占据。</p><p><span word="A">A</span> <span word="supercomputer">supercomputer</span> <span word="in">in</span> <span word="China">China</span> <span word="unveiled">unveiled</span> <span word="in">in</span> 2010 <span word="briefly">briefly</span> <span word="topped">topped</span> <span word="the">the</span> <span word="global">global</span> <span word="speed">speed</span> <span word="ranking">ranking</span>. <span word="But">But</span> <span word="U">U</span>.<span word="S">S</span>. <span word="research">research</span> <span word="institutions">institutions</span> <span word="recently">recently</span> <span word="have">have</span> <span word="fielded">fielded</span> <span word="the">the</span> <span word="fastest">fastest</span> <span word="hardware">hardware</span>, <span word="led">led</span> <span word="by">by</span> <span word="a">a</span> <span word="machine">machine</span> <span word="called">called</span> <span word="Titan">Titan</span> <span word="at">at</span> <span word="Oak">Oak</span> <span word="Ridge">Ridge</span> <span word="National">National</span> <span word="Laboratory">Laboratory</span>.</p>
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