2015年的职称英语考试补全短文练习题(十)
<p> 2015年职称英语考试补全短文练习题</p><p> <span word="Watching">Watching</span> <span word="Microcurrents">Microcurrents</span> <span word="Flow">Flow</span></p><p> <span word="We">We</span> <span word="can">can</span> <span word="now">now</span> <span word="watch">watch</span> <span word="electricity">electricity</span> <span word="as">as</span> <span word="it">it</span> <span word="flows">flows</span> <span word="through">through</span> <span word="even">even</span> <span word="the">the</span> <span word="tiniest">tiniest</span> <span word="circuits">circuits</span>. <span word="By">By</span> <span word="scanning">scanning</span> <span word="the">the</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="generated">generated</span> <span word="as">as</span> <span word="electric">electric</span> <span word="currents">currents</span> <span word="flow">flow</span> <span word="through">through</span> <span word="objects">objects</span>, <span word="physicists">physicists</span> <span word="have">have</span> <span word="managed">managed</span> __________ <span word="The">The</span> <span word="technology">technology</span> <span word="will">will</span> <span word="allow">allow</span> <span word="manufacturers">manufacturers</span> <span word="to">to</span> <span word="scan">scan</span> <span word="microchips">microchips</span> <span word="for">for</span> <span word="faults">faults</span>, <span word="as">as</span> <span word="well">well</span> <span word="as">as</span> <span word="revealing">revealing</span> <span word="microscopic">microscopic</span> <span word="defects">defects</span> <span word="in">in</span> <span word="anything">anything</span> <span word="from">from</span> <span word="aircraft">aircraft</span> <span word="to">to</span> <span word="banknotes">banknotes</span>.</p><p> <span word="Gang">Gang</span> <span word="Xiao">Xiao</span> <span word="and">and</span> <span word="Ben">Ben</span> <span word="Schrage">Schrage</span> <span word="at">at</span> <span word="Brown">Brown</span> <span word="University">University</span> <span word="in">in</span> <span word="Providence">Providence</span>, <span word="Rhode">Rhode</span> <span word="Island">Island</span>, <span word="visualize">visualize</span> <span word="the">the</span> <span word="current">current</span> <span word="by">by</span> <span word="measuring">measuring</span> <span word="subtle">subtle</span> <span word="changes">changes</span> <span word="in">in</span> <span word="the">the</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="of">of</span> <span word="an">an</span> <span word="object">object</span> <span word="and">and</span> __________.</p><p> <span word="Their">Their</span> <span word="sensor">sensor</span> <span word="is">is</span> <span word="adapted">adapted</span> <span word="from">from</span> <span word="an">an</span> <span word="existing">existing</span> <span word="piece">piece</span> <span word="of">of</span> <span word="technology">technology</span> <span word="that">that</span> <span word="is">is</span> <span word="used">used</span> <span word="to">to</span> <span word="measure">measure</span> <span word="large">large</span> <span word="magnetic">magnetic</span> <span word="fields">fields</span> <span word="in">in</span> <span word="computer">computer</span> <span word="hard">hard</span> <span word="drives">drives</span>. <span word="We">We</span> <span word="redesigned">redesigned</span> <span word="the">the</span> <span word="magnetic">magnetic</span> <span word="sensor">sensor</span> <span word="to">to</span> <span word="make">make</span> <span word="it">it</span> <span word="capable">capable</span> <span word="of">of</span> <span word="measuring">measuring</span> <span word="very">very</span> <span word="weak">weak</span> <span word="changes">changes</span> <span word="in">in</span> <span word="magnetic">magnetic</span> <span word="fields">fields</span>, <span word="says">says</span> <span word="Xiao">Xiao</span>.</p><p> <span word="The">The</span> <span word="resulting">resulting</span> <span word="device">device</span> <span word="is">is</span> <span word="capable">capable</span> <span word="of">of</span> <span word="detecting">detecting</span> <span word="a">a</span> <span word="current">current</span> <span word="as">as</span> <span word="weak">weak</span> <span word="as">as</span> 10 <span word="microamperes">microamperes</span>, <span word="even">even</span> <span word="when">when</span> <span word="the">the</span> <span word="wire">wire</span> <span word="is">is</span> <span word="buried">buried</span> <span word="deep">deep</span> <span word="within">within</span> <span word="a">a</span> <span word="chip">chip</span>, <span word="and">and</span> <span word="it">it</span> <span word="shows">shows</span> <span word="up">up</span> <span word="features">features</span> <span word="as">as</span> <span word="small">small</span> <span word="as">as</span> 40 <span word="nanometers">nanometers</span> <span word="across">across</span>.</p><p> <span word="At">At</span> <span word="present">present</span>, <span word="engineers">engineers</span> <span word="looking">looking</span> <span word="for">for</span> <span word="defects">defects</span> <span word="in">in</span> <span word="a">a</span> <span word="chip">chip</span> <span word="have">have</span> <span word="to">to</span> <span word="peel">peel</span> <span word="off">off</span> <span word="the">the</span> <span word="layers">layers</span> <span word="and">and</span> <span word="examine">examine</span> <span word="the">the</span> <span word="circuits">circuits</span> <span word="visually">visually</span>; <span word="this">this</span> <span word="is">is</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="obstacles">obstacles</span> _____ ______. <span word="But">But</span> <span word="the">the</span> <span word="new">new</span> <span word="magnetic">magnetic</span> <span word="microscope">microscope</span> <span word="is">is</span> <span word="sensitive">sensitive</span> <span word="enough">enough</span> <span word="to">to</span> <span word="look">look</span> <span word="inside">inside</span> <span word="chips">chips</span> <span word="and">and</span> <span word="reveal">reveal</span> <span word="faults">faults</span> <span word="such">such</span> <span word="as">as</span> <span word="short">short</span> <span word="circuits">circuits</span>, <span word="nicks">nicks</span> <span word="in">in</span> <span word="the">the</span> <span word="wires">wires</span> <span word="or">or</span> <span word="electro">electro</span> <span word="migrationwhere">migrationwhere</span> <span word="a">a</span> <span word="dense">dense</span> <span word="area">area</span> <span word="of">of</span> <span word="current">current</span> <span word="picks">picks</span> <span word="up">up</span> <span word="surrounding">surrounding</span> <span word="atoms">atoms</span> <span word="and">and</span> <span word="moves">moves</span> <span word="them">them</span> <span word="along">along</span>. <span word="It">It</span> <span word="is">is</span> <span word="like">like</span> <span word="watching">watching</span> <span word="a">a</span> <span word="river">river</span> <span word="flow">flow</span>, <span word="explains">explains</span> <span word="Xiao">Xiao</span>.</p>
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