2011年最新六级阅读理解模拟练习（68）
<p> 68</p><p> <span word="In">In</span> <span word="the">the</span> <span word="last">last</span> <span word="two">two</span> <span word="hundred">hundred</span> <span word="years">years</span> <span word="there">there</span> <span word="have">have</span> <span word="been">been</span> <span word="great">great</span> <span word="changes">changes</span> <span word="in">in</span> <span word="the">the</span> <span word="method">method</span> <span word="of">of</span> <span word="production">production</span> <span word="of">of</span> <span word="goods">goods</span>. <span word="This">This</span> <span word="is">is</span> <span word="now">now</span> <span word="also">also</span> <span word="true">true</span> <span word="of">of</span> <span word="the">the</span> <span word="building">building</span> <span word="industry">industry</span>; <span word="for">for</span> <span word="mechanization">mechanization</span> <span word="has">has</span> <span word="been">been</span> <span word="introduced">introduced</span>. <span word="System">System</span> <span word="building">building</span> <span word="can">can</span> <span word="save">save</span> <span word="both">both</span> <span word="time">time</span> <span word="and">and</span> <span word="money">money</span>. <span word="The">The</span> <span word="principle">principle</span> <span word="of">of</span> <span word="system">system</span> <span word="building">building</span> <span word="is">is</span> <span word="that">that</span> <span word="the">the</span> <span word="building">building</span> <span word="is">is</span> <span word="made">made</span> <span word="from">from</span> <span word="a">a</span> <span word="set">set</span> <span word="of">of</span> <span word="standard">standard</span> <span word="units">units</span>. <span word="These">These</span> <span word="are">are</span> <span word="either">either</span> <span word="made">made</span> <span word="at">at</span> <span word="the">the</span> <span word="building">building</span>-<span word="site">site</span> <span word="or">or</span> <span word="at">at</span> <span word="a">a</span> <span word="factory">factory</span>. <span word="Some">Some</span> <span word="designers">designers</span>, <span word="in">in</span> <span word="fact">fact</span>, <span word="are">are</span> <span word="standardizing">standardizing</span> <span word="the">the</span> <span word="dimensions">dimensions</span> <span word="of">of</span> <span word="rooms">rooms</span>. <span word="They">They</span> <span word="are">are</span> <span word="made">made</span> <span word="in">in</span> <span word="multiples">multiples</span> <span word="of">of</span> <span word="a">a</span> <span word="single">single</span> <span word="fixed">fixed</span> <span word="length">length</span>, <span word="usually">usually</span> <span word="ten">ten</span> <span word="centimeters">centimeters</span>. <span word="This">This</span> <span word="is">is</span> <span word="called">called</span> <span word="a">a</span> <span word="modular">modular</span> <span word="system">system</span>, <span word="and">and</span> <span word="it">it</span> <span word="means">means</span> <span word="that">that</span> <span word="manufactures">manufactures</span> <span word="can">can</span> <span word="produce">produce</span> <span word="standardized">standardized</span> <span word="fittings">fittings</span> <span word="at">at</span> <span word="a">a</span> <span word="lower">lower</span> <span word="cost">cost</span>. <span word="The">The</span> <span word="most">most</span> <span word="important">important</span> <span word="fact">fact</span> <span word="about">about</span> <span word="system">system</span> <span word="building">building</span> <span word="is">is</span> <span word="its">its</span> <span word="speed">speed</span>. <span word="A">A</span> <span word="ten">ten</span>-<span word="storey">storey</span> <span word="flat">flat</span>, <span word="for">for</span> <span word="example">example</span>, <span word="can">can</span> <span word="be">be</span> <span word="completed">completed</span> <span word="in">in</span> <span word="four">four</span> <span word="months">months</span>.</p><p> <span word="There">There</span> <span word="are">are</span> <span word="several">several</span> <span word="new">new</span> <span word="methods">methods</span> <span word="of">of</span> <span word="system">system</span> <span word="building">building</span>. <span word="One">One</span> <span word="is">is</span> <span word="the">the</span> <span word="panel">panel</span> <span word="method">method</span>. <span word="In">In</span> <span word="this">this</span> <span word="case">case</span>, <span word="the">the</span> <span word="construction">construction</span> <span word="company">company</span> <span word="sometimes">sometimes</span> <span word="erects">erects</span> <span word="a">a</span> <span word="factory">factory</span> <span word="on">on</span> <span word="the">the</span> <span word="site">site</span>. <span word="The">The</span> <span word="walls">walls</span> <span word="and">and</span> <span word="floors">floors</span> <span word="of">of</span> <span word="the">the</span> <span word="building">building</span>, <span word="called">called</span> <span word="panels">panels</span>, <span word="are">are</span> <span word="cast">cast</span> <span word="in">in</span> <span word="a">a</span> <span word="horizontal">horizontal</span> <span word="or">or</span> <span word="vertical">vertical</span> <span word="position">position</span>. <span word="Conduits">Conduits</span> <span word="for">for</span> <span word="electrical">electrical</span> <span word="wires">wires</span> <span word="and">and</span> <span word="sleeves">sleeves</span> <span word="for">for</span> <span word="pipes">pipes</span> <span word="are">are</span> <span word="cast">cast</span> <span word="in">in</span> <span word="the">the</span> <span word="panels">panels</span> <span word="when">when</span> <span word="they">they</span> <span word="are">are</span> <span word="being">being</span> <span word="made">made</span>. <span word="The">The</span> <span word="moulds">moulds</span> <span word="for">for</span> <span word="making">making</span> <span word="these">these</span> <span word="castings">castings</span> <span word="are">are</span> <span word="situated">situated</span> <span word="all">all</span> <span word="around">around</span> <span word="the">the</span> <span word="building">building</span>.</p><p> <span word="After">After</span> <span word="the">the</span> <span word="concrete">concrete</span> <span word="panels">panels</span> <span word="are">are</span> <span word="cast">cast</span>, <span word="they">they</span> <span word="are">are</span> <span word="allowed">allowed</span> <span word="to">to</span> <span word="set">set</span> <span word="and">and</span> <span word="harden">harden</span> <span word="for">for</span> <span word="a">a</span> <span word="week">week</span>. <span word="Next">Next</span> <span word="they">they</span> <span word="are">are</span> <span word="lifted">lifted</span> <span word="by">by</span> <span word="a">a</span> <span word="tower">tower</span> <span word="crane">crane</span> <span word="on">on</span> <span word="to">to</span> <span word="any">any</span> <span word="section">section</span> <span word="of">of</span> <span word="the">the</span> <span word="building">building</span>. <span word="There">There</span> <span word="the">the</span> <span word="panels">panels</span> <span word="are">are</span> <span word="cemented">cemented</span> <span word="together">together</span> <span word="at">at</span> <span word="their">their</span> <span word="joints">joints</span> <span word="and">and</span> <span word="the">the</span> <span word="floor">floor</span> <span word="covering">covering</span> <span word="is">is</span> <span word="laid">laid</span>.</p>
页:
[1]