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ԵǻеӹؼӹеĻҪܡԵľȿԾļӹȣͬʱԵЧʻֱӰеӹҵؼӹЧʡ֪ԵDzģҪ֪ϵͳĸֶԵ÷ʽԼЩʽڼӹеĵ÷ͬʱҪֶ֪Եʽȱ㡢ʹȡ1ԵԭԵĿΪ˽ϵֱ۵˵ǣԵȷڻ̨еλãʵϾԵڻϵеꡣس˵ڼӹǰҪѡԵ㣬Եָػӹʱڹ
ոиͻڷͼѯۣҪеӹղ࣬˹ɱЩϿܲ1KGļ۸ͻܻӸߣ˵ʱӹ٣ٶǼͷ۵飬ųաųԺùװоߣѡʵĵߵһϵеĹˣһԵĹһȫĻеӹγɱӺܶࡣһһ죬ʮеӹҲ˶ʱ䡣еӹѾᣬ۲Ʒ϶ߣͻЩһ ˵ֿͻֻĵ
еӹͨе豸Թγߴܽиıļӹ̣еӹִҵ˷dzҪãſƼķչеӹķԽԽ࣬Ļеӹгϳĥȡڹû˵dzҪ֪еӹ豸õߵķθƻеӹӦ˽ⱱеӹƺȱ㣬ʹƲƷʱõѡʵļӹաеӹ1.ѡеӹҪģ˳ɱ2.ѡеӹȸߣ߹ߴ3.еӹЧʸߣ
ڻеӹͼֽУһ㶼жԹȵҪһЩеӹҵѶԻеӹıûֱ۵ӡʲôЧﵽʲôĴֲڶȵֵأһϣǶԻеӹIJһЩ˽⡣1Ra=0.8ʾʵο2Ra=1.63Ra=3.24Ra=6.3ĹҪ߿ɰֽӹȷһҪĹȡڴֲڶҪԽϸߵĹҪĥĥӹһΪƽĥԲĥЩĹҪҪĥ
ģǺҪһҲչ֮Ʒ㷺ӦãƷƷҪҲԽԽߣģǻıҲҪӦߣرǾ߹ģ߶ģֲ߱ڶҪߣҪҲߡⲻӹۣܹƲϱʴԡĥԣԷںעܼӹʹƷģעڵȡĿǰõⷽ¼֣е еǿϱԱȥõƽⷽ
ҪһµIJƷѡǵIJϡôĻҪעģߵġģǰҪְ֤ƷĿɿԼЧְ֤ƷԵĵһҳƲƷȱݡ㡢ֱЧķʽӶȱݽԵĸƣֱܴӸְҳ㡣ˣͨҪСԲҳIJԸơɲƷһ㲻ʹãֱһȱݽȫϣ˷ʱ䣻ְһƷڶ̣٣ܿҳƷ
еӹǾҪõģôڲϽӼӹʱӦעЩʲôأ1еӹԱҪȷijǹƣʱǹǶȼ߶ȣҪõıЧܱڹ۲۳ؼЧ2ʱҪע۳صıںӹУټûбΣټ˲Ϊɫ˵Чã ټ˵Чϲ˿Ҫȣڱڽֹ롣 ټ˲ڻ״˵ټѾȾܿǺӹз˶·մ˺ܶɽ뽫ټĥ
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