新GRE逻辑阅读 每日一练16
<p> 编辑点评： <span word="GRE">GRE</span>阅读考试的材料，非常强调逻辑的关系，所以逻辑要点是大家在解<span word="GRE">GRE</span>阅读题的时候的关键，本文就为大家例举了这样一篇逻辑短文，供大家参考和练习。</p><p> 随着<span word="GRE">GRE</span>阅读考试的难度日益增加，大家需要有针对性地进行练习，本文为大家例举的就是逻辑短文的练习，文末还附有答案，供大家更好地练习。</p><p> <span word="Heat">Heat</span> <span word="pumps">pumps</span> <span word="circulate">circulate</span> <span word="a">a</span> <span word="fluid">fluid</span> <span word="refrigerant">refrigerant</span> <span word="that">that</span> <span word="cycles">cycles</span> <span word="alternatively">alternatively</span> <span word="from">from</span> <span word="its">its</span> <span word="liquid">liquid</span> <span word="phase">phase</span> <span word="to">to</span> <span word="its">its</span> <span word="vapor">vapor</span> <span word="phase">phase</span> <span word="in">in</span> <span word="a">a</span> <span word="closed">closed</span> <span word="loop">loop</span>. <span word="The">The</span> <span word="refrigerant">refrigerant</span>, <span word="starting">starting</span> <span word="as">as</span> <span word="a">a</span> <span word="low">low</span>- <span word="temperature">temperature</span>, <span word="low">low</span>-<span word="pressure">pressure</span> <span word="vapor">vapor</span>, <span word="enters">enters</span> <span word="a">a</span> <span word="compressor">compressor</span> 5 <span word="driven">driven</span> <span word="by">by</span> <span word="an">an</span> <span word="electric">electric</span> <span word="motor">motor</span>. <span word="The">The</span> <span word="refrigerant">refrigerant</span> <span word="leaves">leaves</span> <span word="the">the</span> <span word="compressor">compressor</span> <span word="as">as</span> <span word="a">a</span> <span word="hot">hot</span>, <span word="dense">dense</span> <span word="vapor">vapor</span> <span word="and">and</span> <span word="flows">flows</span> <span word="through">through</span> <span word="a">a</span> <span word="heat">heat</span> <span word="exchanger">exchanger</span> <span word="called">called</span> <span word="the">the</span> <span word="condenser">condenser</span>, <span word="which">which</span> <span word="transfers">transfers</span> <span word="heat">heat</span> <span word="from">from</span> <span word="the">the</span> <span word="refrigerant">refrigerant</span> <span word="to">to</span> <span word="a">a</span> <span word="body">body</span> <span word="of">of</span> <span word="air">air</span>. <span word="Now">Now</span> <span word="the">the</span> <span word="refrigerant">refrigerant</span>, <span word="as">as</span> <span word="a">a</span> <span word="high">high</span>-<span word="pressure">pressure</span>, <span word="cooled">cooled</span> <span word="liquid">liquid</span>, <span word="confronts">confronts</span> 10 <span word="a">a</span> <span word="flow">flow</span> <span word="restriction">restriction</span> <span word="which">which</span> <span word="causes">causes</span> <span word="the">the</span> <span word="pressure">pressure</span> <span word="to">to</span> <span word="drop">drop</span>. <span word="As">As</span> <span word="the">the</span> <span word="pressure">pressure</span> <span word="falls">falls</span>, <span word="the">the</span> <span word="refrigerant">refrigerant</span> <span word="expands">expands</span> <span word="and">and</span> <span word="partially">partially</span> <span word="vaporizes">vaporizes</span>, <span word="becoming">becoming</span> <span word="chilled">chilled</span>. <span word="It">It</span> <span word="then">then</span> <span word="passes">passes</span> <span word="through">through</span> <span word="a">a</span> <span word="second">second</span></p><p> <span word="heat">heat</span> <span word="exchanger">exchanger</span>, <span word="the">the</span> <span word="evaporator">evaporator</span>, <span word="which">which</span> <span word="transfers">transfers</span> <span word="heat">heat</span> <span word="from">from</span> <span word="the">the</span> <span word="air">air</span> <span word="to">to</span> <span word="the">the</span> <span word="refrigerant">refrigerant</span>, <span word="reducing">reducing</span> <span word="the">the</span> 15 <span word="temperature">temperature</span> <span word="of">of</span> <span word="this">this</span> <span word="second">second</span> <span word="body">body</span> <span word="of">of</span> <span word="air">air</span>.</p><p> 1. <span word="According">According</span> <span word="to">to</span> <span word="the">the</span> <span word="passage">passage</span>, <span word="the">the</span> <span word="role">role</span> <span word="of">of</span> <span word="the">the</span> <span word="flow">flow</span> <span word="restriction">restriction</span> <span word="in">in</span> <span word="a">a</span> <span word="heat">heat</span> <span word="pump">pump</span> <span word="is">is</span> <span word="to">to</span></p><p> <span word="measure">measure</span> <span word="accurately">accurately</span> <span word="the">the</span> <span word="flow">flow</span> <span word="rate">rate</span> <span word="of">of</span> <span word="the">the</span> <span word="refrigerant">refrigerant</span> <span word="mass">mass</span> <span word="at">at</span> <span word="that">that</span> <span word="point">point</span></p>
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