国内英语资讯:China announces new gravitational wave observation
<p><span word="NANJING">NANJING</span>, <span word="Oct">Oct</span>. 16-- <span word="Chinese">Chinese</span> <span word="scientists">scientists</span> <span word="on">on</span> <span word="Monday">Monday</span> <span word="announced">announced</span> <span word="observation">observation</span> <span word="of">of</span> <span word="the">the</span> "<span word="optical">optical</span> <span word="counterpart">counterpart</span>" <span word="of">of</span> <span word="gravitational">gravitational</span> <span word="waves">waves</span> <span word="coming">coming</span> <span word="from">from</span> <span word="the">the</span> <span word="merger">merger</span> <span word="of">of</span> <span word="two">two</span> <span word="binary">binary</span> <span word="neutron">neutron</span> <span word="stars">stars</span> <span word="using">using</span> <span word="a">a</span> <span word="survey">survey</span> <span word="telescope">telescope</span> <span word="in">in</span> <span word="Antarctica">Antarctica</span>.</p><p><span word="The">The</span> <span word="gravitational">gravitational</span> <span word="waves">waves</span> <span word="were">were</span> <span word="first">first</span> <span word="discovered">discovered</span> <span word="by">by</span> <span word="the">the</span> <span word="U">U</span>.<span word="S">S</span>.-<span word="based">based</span> <span word="Laser">Laser</span> <span word="Interferometer">Interferometer</span> <span word="Gravitational">Gravitational</span>-<span word="Wave">Wave</span> <span word="Observatory">Observatory</span> (<span word="LIGO">LIGO</span>) <span word="detectors">detectors</span> <span word="on">on</span> <span word="Aug">Aug</span>. 17. <span word="The">The</span> <span word="Chinese">Chinese</span> <span word="telescope">telescope</span> <span word="independently">independently</span> <span word="observed">observed</span> <span word="optical">optical</span> <span word="signals">signals</span> <span word="resulting">resulting</span> <span word="from">from</span> <span word="the">the</span> <span word="merger">merger</span> <span word="the">the</span> <span word="next">next</span> <span word="day">day</span>, <span word="among">among</span> <span word="some">some</span> 70 <span word="telescopes">telescopes</span> <span word="on">on</span> <span word="the">the</span> <span word="ground">ground</span> <span word="or">or</span> <span word="from">from</span> <span word="space">space</span> <span word="across">across</span> <span word="the">the</span> <span word="world">world</span>, <span word="according">according</span> <span word="to">to</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="Center">Center</span> <span word="for">for</span> <span word="Antarctic">Antarctic</span> <span word="Astronomy">Astronomy</span>.</p><p><span word="It">It</span> <span word="was">was</span> <span word="the">the</span> <span word="first">first</span> <span word="time">time</span> <span word="humans">humans</span> <span word="have">have</span> <span word="detected">detected</span> <span word="gravitational">gravitational</span> <span word="waves">waves</span> <span word="and">and</span> <span word="the">the</span> <span word="corresponding">corresponding</span> <span word="electromagnetic">electromagnetic</span> <span word="phenomena">phenomena</span> <span word="resulting">resulting</span> <span word="from">from</span> <span word="a">a</span> <span word="binary">binary</span> <span word="neutron">neutron</span> <span word="star">star</span> <span word="merger">merger</span>.</p><p><span word="Data">Data</span> <span word="exclusively">exclusively</span> <span word="collected">collected</span> <span word="by">by</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="detector">detector</span> <span word="has">has</span> <span word="led">led</span> <span word="to">to</span> <span word="a">a</span> <span word="preliminary">preliminary</span> <span word="estimate">estimate</span> <span word="of">of</span> <span word="the">the</span> <span word="ejecta">ejecta</span> <span word="parameters">parameters</span>, <span word="according">according</span> <span word="to">to</span> <span word="Wang">Wang</span> <span word="Lifan">Lifan</span>, <span word="director">director</span> <span word="of">of</span> <span word="the">the</span> <span word="center">center</span>.</p><p><span word="The">The</span> <span word="merging">merging</span> <span word="process">process</span> <span word="ejected">ejected</span> <span word="radioactive">radioactive</span> <span word="material">material</span> <span word="with">with</span> <span word="more">more</span> <span word="than">than</span> 3,000 <span word="times">times</span> <span word="the">the</span> <span word="mass">mass</span> <span word="of">of</span> <span word="the">the</span> <span word="Earth">Earth</span> <span word="at">at</span> <span word="a">a</span> <span word="speed">speed</span> <span word="of">of</span> <span word="up">up</span> <span word="to">to</span> 30 <span word="percent">percent</span> <span word="the">the</span> <span word="speed">speed</span> <span word="of">of</span> <span word="light">light</span>, <span word="Wang">Wang</span> <span word="said">said</span>.</p><p><span word="A">A</span> <span word="merger">merger</span> <span word="of">of</span> <span word="black">black</span> <span word="holes">holes</span> <span word="with">with</span> <span word="an">an</span> <span word="extremely">extremely</span> <span word="strong">strong</span> <span word="gravitational">gravitational</span> <span word="field">field</span> <span word="can">can</span> <span word="not">not</span> <span word="generate">generate</span> <span word="ejecta">ejecta</span> <span word="or">or</span> <span word="electromagnetic">electromagnetic</span> <span word="phenomena">phenomena</span>, <span word="according">according</span> <span word="to">to</span> <span word="Wu">Wu</span> <span word="Xuefeng">Xuefeng</span>, <span word="a">a</span> <span word="researcher">researcher</span> <span word="with">with</span> <span word="the">the</span> <span word="Purple">Purple</span> <span word="Mountain">Mountain</span> <span word="Observatory">Observatory</span> <span word="of">of</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Sciences">Sciences</span>.</p><p><span word="However">However</span>, <span word="the">the</span> <span word="collision">collision</span> <span word="of">of</span> <span word="binary">binary</span> <span word="neutron">neutron</span> <span word="stars">stars</span> <span word="is">is</span> <span word="accompanied">accompanied</span> <span word="by">by</span> <span word="a">a</span> <span word="series">series</span> <span word="of">of</span> <span word="electromagnetic">electromagnetic</span> <span word="phenomena">phenomena</span> <span word="that">that</span> <span word="are">are</span> <span word="crucial">crucial</span> <span word="to">to</span> <span word="research">research</span> <span word="in">in</span> <span word="origins">origins</span> <span word="of">of</span> <span word="heavy">heavy</span> <span word="elements">elements</span> <span word="like">like</span> <span word="platinum">platinum</span> <span word="and">and</span> <span word="gold">gold</span>.</p>
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