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⣺йѧ˹̹ٺ׺ձ

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йѧ˹̹ٺ׺ձ

ȻԳ˶²΢óÿ6ٶ˶

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ȥһ΢óÿ6ٶ˶硣˵⶯ҡѧ˵ʹִѧдҲ˵ѧͱ˸ϢʹһЩѧе㾪ʧ룬л飺Ը鲻׼ȷϢɴ˴ǧÿһˡ֮࣬DZȥĵѧаݵѾ鵽ĽǣڵѧУû˶ٶȵȻʹƣһ˵͹ʵڵĴʵȴ˺䶯ıըšĪ֮ʣȥġѧȻԭ̬ݻŵ桷һƪʮоɱ߲׫дģΪʲô

Ϊִ˶ĵ˵ǵĵһͨ塣죨ۣרʥģҲĵеһкһѧѧϵʹ͸ǵʥѧһ㡰ʱԭġѧȻԭ̬ݻŵ桷ߣΡ,Ӧ,񻪣һȻԭ䷢ֵѧ䶨ɣʱضһġйģȻѧȴи壨ʵ㣬ӣ˶ٶȲܳ١˵dz˵֣˵ǡۼΪʵģԼɵʵ鲻һȻҲ˵ĸٹ̣ǻΪ˵֡Dz͡

Ҷ֪Ի͵ѧΪѧ޽𲽽裬ҵڲơʱصճУȡõѧԻͳɾ͵Ķ͡Ҳеѧ֪ʶĻϣڸУ̽ѧδӼ̽еһҪߡ˼壬Ӽǰӵ˶ٶȱڲٹҾС۵йصļС-Ӷײ-ӶײӣAu197ײȡǰײϳײ㣻һֻһײ㡣ǶܰӦӣڼֹIJοϵLУٵٵ0.5ccΪ٣ϣVmax0.5cеƿɼٵVmax0.99cһײһٵٶȵ෴˶ӡȡͬʱٵУһΪֹȡжijΪֹIJοϵLʱLLٶV= VmaxһijӣLٶȾV1.2 =2 VmaxҪײӵٶ2 Vmax֪Vmax0.6c vmax0.99cҪײӵٶȾV1.22x0.6c=1.2cV1.22x0.99c=1.98cȻСѧ׵¡ļϣҪײӵٶǧȷdzٵġ

ڶרңҹԼյط˾ţ֮ٶԶԶٵײijṩŵùѧʹãƶѧķչ츣࣬ΪʲôȫѧҾͱ۾˵أҲ˵ָǡԡٶȡȻҵŵģԣת̫ת̫תתơ˭ܽԾֹοϵҲԼijһ㣬˶ء˶ʲôֵġʦеСˣǻüסֲ֣԰ܡ

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      2012/2/8 12:33:49

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      ΢óÿ6ٶ˶Ѿ֤ʵĽʵκ˶ܳٵԭĻйأĴٶǹ١

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      2015/5/16 20:55:50
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      ˶ͷ˶ȥܶȸߵ̫ܶȵ͵ĵ

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      ˵λ⣬˵˹̹ʲôǵ˵ش󣬻Ϊ˲𡣡ȡͬʱٵУһΪֹȡжijΪֹIJοϵLʱLLٶV= VmaxһijӣLٶȾV1.2 =2 VmaxҪײӵٶ2 Vmax֪Vmax0.6c vmax0.99cҪײӵٶȾV1.22x0.6c=1.2cV1.22x0.99c=1.98cȻСѧ׵¡ļϣҪײӵٶǧȷdzٵġǾٵӺ˵ʲô

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      2014/9/22 13:21:19
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      2014/9/21 18:30:55
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      2014/9/21 8:29:45
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      2014/7/27 15:38:24
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      2012/12/1 1:11:12
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      2012/12/1 1:10:05
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      óĴ˾IJԣ

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      2012/8/7 17:00:18
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      ѧΪʦѧԺʦ۵㲻ҹͬܵͼľ˶ٶȿ䵥λʱ˶λԭľϵ޹

      (ƪֻֻͨ wap.tiexue.net)

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      2012/2/8 22:25:18

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