国内英语资讯:China launches new Long March-5B rocket for space station program
<p><span word="WENCHANG">WENCHANG</span>, <span word="Hainan">Hainan</span>, <span word="May">May</span> 5-- <span word="China">China</span>'<span word="s">s</span> <span word="new">new</span> <span word="large">large</span> <span word="carrier">carrier</span> <span word="rocket">rocket</span> <span word="Long">Long</span> <span word="March">March</span>-5<span word="B">B</span> <span word="made">made</span> <span word="its">its</span> <span word="maiden">maiden</span> <span word="flight">flight</span> <span word="on">on</span> <span word="Tuesday">Tuesday</span>, <span word="sending">sending</span> <span word="the">the</span> <span word="trial">trial</span> <span word="version">version</span> <span word="of">of</span> <span word="China">China</span>'<span word="s">s</span> <span word="new">new</span>-<span word="generation">generation</span> <span word="manned">manned</span> <span word="spaceship">spaceship</span> <span word="and">and</span> <span word="a">a</span> <span word="cargo">cargo</span> <span word="return">return</span> <span word="capsule">capsule</span> <span word="for">for</span> <span word="test">test</span> <span word="into">into</span> <span word="space">space</span>.</p><p><span word="The">The</span> <span word="successful">successful</span> <span word="flight">flight</span> <span word="inaugurated">inaugurated</span> <span word="the">the</span> "<span word="third">third</span> <span word="step">step</span>" <span word="of">of</span> <span word="China">China</span>'<span word="s">s</span> <span word="manned">manned</span> <span word="space">space</span> <span word="program">program</span>, <span word="which">which</span> <span word="is">is</span> <span word="to">to</span> <span word="construct">construct</span> <span word="a">a</span> <span word="space">space</span> <span word="station">station</span>, <span word="said">said</span> <span word="the">the</span> <span word="China">China</span> <span word="Manned">Manned</span> <span word="Space">Space</span> <span word="Agency">Agency</span> (<span word="CMSA">CMSA</span>).</p><p><span word="The">The</span> <span word="white">white</span> <span word="large">large</span> <span word="rocket">rocket</span> <span word="blasted">blasted</span> <span word="off">off</span> <span word="from">from</span> <span word="the">the</span> <span word="Wenchang">Wenchang</span> <span word="Space">Space</span> <span word="Launch">Launch</span> <span word="Center">Center</span> <span word="on">on</span> <span word="the">the</span> <span word="coast">coast</span> <span word="of">of</span> <span word="southern">southern</span> <span word="China">China</span>'<span word="s">s</span> <span word="island">island</span> <span word="province">province</span> <span word="of">of</span> <span word="Hainan">Hainan</span> <span word="at">at</span> 6 <span word="p">p</span>.<span word="m">m</span>. (<span word="Beijing">Beijing</span> <span word="Time">Time</span>).</p><p><span word="About">About</span> 488 <span word="seconds">seconds</span> <span word="later">later</span>, <span word="the">the</span> <span word="experimental">experimental</span> <span word="manned">manned</span> <span word="spacecraft">spacecraft</span> <span word="with">with</span> <span word="no">no</span> <span word="crew">crew</span>, <span word="together">together</span> <span word="with">with</span> <span word="the">the</span> <span word="test">test</span> <span word="version">version</span> <span word="of">of</span> <span word="the">the</span> <span word="cargo">cargo</span> <span word="return">return</span> <span word="capsule">capsule</span>, <span word="separated">separated</span> <span word="with">with</span> <span word="the">the</span> <span word="rocket">rocket</span> <span word="and">and</span> <span word="entered">entered</span> <span word="the">the</span> <span word="planned">planned</span> <span word="orbit">orbit</span>, <span word="according">according</span> <span word="to">to</span> <span word="CMSA">CMSA</span>.</p><p><span word="Specially">Specially</span> <span word="developed">developed</span> <span word="for">for</span> <span word="China">China</span>'<span word="s">s</span> <span word="manned">manned</span> <span word="space">space</span> <span word="program">program</span>, <span word="Long">Long</span> <span word="March">March</span>-5<span word="B">B</span> <span word="will">will</span> <span word="be">be</span> <span word="mainly">mainly</span> <span word="used">used</span> <span word="to">to</span> <span word="launch">launch</span> <span word="the">the</span> <span word="modules">modules</span> <span word="of">of</span> <span word="the">the</span> <span word="space">space</span> <span word="station">station</span>.</p><p><span word="The">The</span> <span word="Long">Long</span> <span word="March">March</span>-5<span word="B">B</span> <span word="carrier">carrier</span> <span word="rocket">rocket</span> <span word="will">will</span> <span word="help">help</span> <span word="expand">expand</span> <span word="China">China</span>'<span word="s">s</span> <span word="aerospace">aerospace</span> <span word="activities">activities</span>, <span word="said">said</span> <span word="Wang">Wang</span> <span word="Xiaojun">Xiaojun</span>, <span word="head">head</span> <span word="of">of</span> <span word="the">the</span> <span word="China">China</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Launch">Launch</span> <span word="Vehicle">Vehicle</span> <span word="Technology">Technology</span> <span word="under">under</span> <span word="the">the</span> <span word="China">China</span> <span word="Aerospace">Aerospace</span> <span word="Science">Science</span> <span word="and">and</span> <span word="Technology">Technology</span> <span word="Corporation">Corporation</span> (<span word="CASC">CASC</span>).</p><p><span word="Modified">Modified</span> <span word="on">on</span> <span word="the">the</span> <span word="basis">basis</span> <span word="of">of</span> <span word="Long">Long</span> <span word="March">March</span>-5, <span word="the">the</span> <span word="new">new</span> <span word="large">large</span> <span word="rocket">rocket</span> <span word="has">has</span> <span word="a">a</span> <span word="total">total</span> <span word="length">length</span> <span word="of">of</span> <span word="about">about</span> 53.7 <span word="meters">meters</span>, <span word="which">which</span> <span word="is">is</span> <span word="as">as</span> <span word="tall">tall</span> <span word="as">as</span> <span word="an">an</span> 18-<span word="floor">floor</span> <span word="building">building</span>, <span word="and">and</span> <span word="has">has</span> <span word="a">a</span> 5-<span word="meter">meter</span>-<span word="diameter">diameter</span> <span word="core">core</span> <span word="stage">stage</span> <span word="and">and</span> <span word="four">four</span> 3.35-<span word="meter">meter</span>-<span word="diameter">diameter</span> <span word="boosters">boosters</span>, <span word="as">as</span> <span word="well">well</span> <span word="as">as</span> <span word="a">a</span> 20.5-<span word="meter">meter</span>-<span word="long">long</span> <span word="and">and</span> 5.2-<span word="meter">meter</span>-<span word="diameter">diameter</span> <span word="fairing">fairing</span>.</p><p><span word="The">The</span> <span word="rocket">rocket</span> <span word="uses">uses</span> <span word="environment">environment</span>-<span word="friendly">friendly</span> <span word="propellants">propellants</span>, <span word="including">including</span> <span word="liquid">liquid</span> <span word="oxygen">oxygen</span>, <span word="liquid">liquid</span> <span word="hydrogen">hydrogen</span> <span word="and">and</span> <span word="kerosene">kerosene</span>. <span word="It">It</span> <span word="has">has</span> <span word="a">a</span> <span word="takeoff">takeoff</span> <span word="mass">mass</span> <span word="of">of</span> <span word="about">about</span> 849 <span word="tonnes">tonnes</span> <span word="and">and</span> <span word="is">is</span> <span word="able">able</span> <span word="to">to</span> <span word="send">send</span> <span word="over">over</span> 22 <span word="tonnes">tonnes</span> <span word="of">of</span> <span word="payloads">payloads</span>, <span word="equivalent">equivalent</span> <span word="to">to</span> <span word="the">the</span> <span word="weight">weight</span> <span word="of">of</span> <span word="more">more</span> <span word="than">than</span> 10 <span word="cars">cars</span>, <span word="to">to</span> <span word="low">low</span>-<span word="Earth">Earth</span> <span word="orbit">orbit</span>, <span word="which">which</span> <span word="is">is</span> <span word="currently">currently</span> <span word="the">the</span> <span word="largest">largest</span> <span word="low">low</span>-<span word="Earth">Earth</span> <span word="orbit">orbit</span> <span word="carrying">carrying</span> <span word="capacity">capacity</span> <span word="among">among</span> <span word="China">China</span>'<span word="s">s</span> <span word="rockets">rockets</span>.</p>
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