国内英语资讯:China invites world scientists to explore asteroid, comet together
<p><span word="BEIJING">BEIJING</span>, <span word="April">April</span> 18-- <span word="China">China</span> <span word="on">on</span> <span word="Thursday">Thursday</span> <span word="unveiled">unveiled</span> <span word="its">its</span> <span word="plan">plan</span> <span word="to">to</span> <span word="explore">explore</span> <span word="an">an</span> <span word="asteroid">asteroid</span> <span word="and">and</span> <span word="a">a</span> <span word="comet">comet</span>, <span word="inviting">inviting</span> <span word="scientists">scientists</span> <span word="around">around</span> <span word="the">the</span> <span word="world">world</span> <span word="to">to</span> <span word="participate">participate</span> <span word="in">in</span> <span word="the">the</span> <span word="program">program</span>.</p><p><span word="The">The</span> <span word="mission">mission</span> <span word="will">will</span> <span word="involve">involve</span> <span word="exploring">exploring</span> <span word="a">a</span> <span word="near">near</span>-<span word="Earth">Earth</span> <span word="asteroid">asteroid</span>, <span word="named">named</span> 2016<span word="HO">HO</span>3, <span word="and">and</span> <span word="a">a</span> <span word="main">main</span>-<span word="belt">belt</span> <span word="comet">comet</span>, <span word="named">named</span> 133<span word="P">P</span>, <span word="said">said</span> <span word="Liu">Liu</span> <span word="Jizhong">Jizhong</span>, <span word="director">director</span> <span word="of">of</span> <span word="the">the</span> <span word="Lunar">Lunar</span> <span word="Exploration">Exploration</span> <span word="and">and</span> <span word="Space">Space</span> <span word="Program">Program</span> <span word="Center">Center</span> <span word="of">of</span> <span word="the">the</span> <span word="China">China</span> <span word="National">National</span> <span word="Space">Space</span> <span word="Administration">Administration</span> (<span word="CNSA">CNSA</span>).</p><p><span word="China">China</span> <span word="has">has</span> <span word="offered">offered</span> <span word="to">to</span> <span word="carry">carry</span> <span word="scientific">scientific</span> <span word="instruments">instruments</span> <span word="developed">developed</span> <span word="by">by</span> <span word="other">other</span> <span word="countries">countries</span> <span word="on">on</span> <span word="the">the</span> <span word="mission">mission</span>, <span word="according">according</span> <span word="to">to</span> <span word="Liu">Liu</span>.</p><p><span word="He">He</span> <span word="said">said</span> <span word="the">the</span> <span word="mission">mission</span> <span word="is">is</span> <span word="still">still</span> <span word="under">under</span> <span word="discussion">discussion</span>. <span word="According">According</span> <span word="to">to</span> <span word="the">the</span> <span word="current">current</span> <span word="plan">plan</span>, <span word="a">a</span> <span word="probe">probe</span> <span word="will">will</span> <span word="be">be</span> <span word="sent">sent</span> <span word="to">to</span> <span word="fly">fly</span> <span word="around">around</span> <span word="asteroid">asteroid</span> 2016<span word="HO">HO</span>3 <span word="and">and</span> <span word="then">then</span> <span word="land">land</span> <span word="on">on</span> <span word="it">it</span> <span word="to">to</span> <span word="collect">collect</span> <span word="samples">samples</span>.</p><p><span word="Then">Then</span> <span word="the">the</span> <span word="probe">probe</span> <span word="will">will</span> <span word="fly">fly</span> <span word="back">back</span> <span word="to">to</span> <span word="the">the</span> <span word="proximity">proximity</span> <span word="of">of</span> <span word="Earth">Earth</span>, <span word="and">and</span> <span word="a">a</span> <span word="return">return</span> <span word="capsule">capsule</span> <span word="will">will</span> <span word="be">be</span> <span word="released">released</span> <span word="to">to</span> <span word="bring">bring</span> <span word="the">the</span> <span word="samples">samples</span> <span word="back">back</span> <span word="to">to</span> <span word="Earth">Earth</span>.</p><p><span word="After">After</span> <span word="that">that</span>, <span word="the">the</span> <span word="probe">probe</span> <span word="will">will</span> <span word="continue">continue</span> <span word="its">its</span> <span word="journey">journey</span>. <span word="With">With</span> <span word="the">the</span> <span word="assistance">assistance</span> <span word="of">of</span> <span word="the">the</span> <span word="gravity">gravity</span> <span word="of">of</span> <span word="Earth">Earth</span> <span word="and">and</span> <span word="Mars">Mars</span>, <span word="it">it</span> <span word="will">will</span> <span word="finally">finally</span> <span word="arrive">arrive</span> <span word="at">at</span> <span word="the">the</span> <span word="main">main</span> <span word="asteroid">asteroid</span> <span word="belt">belt</span> <span word="and">and</span> <span word="orbit">orbit</span> <span word="the">the</span> <span word="comet">comet</span> 133<span word="P">P</span> <span word="to">to</span> <span word="explore">explore</span> <span word="it">it</span>.</p><p><span word="The">The</span> <span word="whole">whole</span> <span word="mission">mission</span> <span word="will">will</span> <span word="last">last</span> <span word="about">about</span> 10 <span word="years">years</span>, <span word="according">according</span> <span word="to">to</span> <span word="Liu">Liu</span>.</p><p><span word="Scientists">Scientists</span> <span word="aim">aim</span> <span word="to">to</span> <span word="measure">measure</span> <span word="the">the</span> <span word="physical">physical</span> <span word="parameters">parameters</span> <span word="of">of</span> <span word="the">the</span> <span word="asteroid">asteroid</span> <span word="and">and</span> <span word="the">the</span> <span word="comet">comet</span> <span word="to">to</span> <span word="get">get</span> <span word="an">an</span> <span word="understanding">understanding</span> <span word="about">about</span> <span word="their">their</span> <span word="orbit">orbit</span>, <span word="rotation">rotation</span>, <span word="shape">shape</span>, <span word="size">size</span> <span word="and">and</span> <span word="thermal">thermal</span> <span word="radiation">radiation</span>.</p><p><span word="They">They</span> <span word="also">also</span> <span word="want">want</span> <span word="to">to</span> <span word="study">study</span> <span word="their">their</span> <span word="morphology">morphology</span>, <span word="surface">surface</span> <span word="composition">composition</span> <span word="and">and</span> <span word="internal">internal</span> <span word="structure">structure</span>.</p><p><span word="When">When</span> <span word="the">the</span> <span word="asteroid">asteroid</span> <span word="samples">samples</span> <span word="are">are</span> <span word="returned">returned</span>, <span word="scientists">scientists</span> <span word="will">will</span> <span word="conduct">conduct</span> <span word="lab">lab</span> <span word="analysis">analysis</span> <span word="on">on</span> <span word="its">its</span> <span word="physical">physical</span> <span word="properties">properties</span>, <span word="chemical">chemical</span> <span word="and">and</span> <span word="mineral">mineral</span> <span word="components">components</span>, <span word="isotopic">isotopic</span> <span word="composition">composition</span>, <span word="structure">structure</span> <span word="and">and</span> <span word="age">age</span>.</p>
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