
  
ѧǻȡ鱾֪ʶǵĶֲ
Լ˼롰ӿ

  

ѧĩǿʼڵĲʵϰһֱ룬ƽʱʵ
ˮĳɷƺЩֻЩģ
ڵʵϰһѧϰĺûᣬһɣ
ŬǿԼˮƽͬʱ
  

ʵϰĹУҲֲҽ˺ܶ⡣  

̲Ҫȷģݵܳһֵ

ڲĹг˲

˲ֲĴǻŽ


  

ÿһԱһ壬һ壬ֻгֵķ
ʵϰĹ㹻Ĺͨܽ
Ա֮ûЭ

ʮֵĻһϵʱһ

໥ԼĹۡͨ
ҷֹ໥ϣĹܺ˳Ľȥ  

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ȫվҲǼȵİΪԼ
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ͼӦвѣҲʱһ
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ǵãڲĶ࣬ĶӰ죬


  

ڵĲʵϰˡʱܶݣͨʱ
ܺõĽαϵ֪ʶڻͨƽʱ

ԱĹϵ໥
õЧʣ̵ʱ
  

ҵĵһʵϰȫҸѧϰ

ϵҽܷ˳ս
  

һʼ⹤˽ʩͼֽԼһһ߿
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ڴڼ䣬Ҷˮ׼ǩpγ˸õ

  

Ҫߺʹߡʱ򻹰ڸ
ߣһڸӵӦʵزļܣ

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һҸʵϰĴѧһսҲһ
  

ͬʱҲҪһЩ飬ʵǵ


  

µʱȥˣµǳʵģҲ

  

ʵϰջѧӦͨʵϰ
˵Ժһȥعʱ
ԺʲôжһֳԿ͵Ҳѧ
ڹ֪һЩѧУͬ⣬
  

ͨʵϰʹҶԽй֪ʶʵ˸һ
Ӧ˵ѧУѧϰٶרҵ֪ʶҲֻϵģʵ
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ڷʱЩطÿʵʩе⡣ﵽ

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ѧǽŶֳӣѧϰϾʱ


һṤ̨ʱȴĵ·ԭ
60
ѧ˲ٶԺкܴ

  

ʵϰǱҵǰģڼᣬ̤Ϲλ

  

xţʽʼΪܵġ̲ʵϰ

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Ѿ붬ʱڣȻǺ


  

ڴ֮ǰʦĴµϽʵؿ죬

ǰʵϰ
ѧ֪ʶʵϵʵ
  

һʵĹУڲʵ
ҲǺҪġΪȷȷ
ǵ÷У˶ԸǷȷڲ
׼ȷûеȵȣ

ʱͬʱҲ˺ܶ಻Ҫ
  

ҲһȷĹ͸ѧѧϰʵϰҵ
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Ҫɵںǽоܿƣ΢۷
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һвѧ
  

ʵϰУѧ˲ʵǱӦѵ




  

˽α޶ȵľǼĳ֣
  

ѡȡҪѡȡȽϸߵ  

Ĳˮƽ  

͸ִݵѧ磺βȡƽ
  

֮⣬Ӧһ׿ѧĲڲҪѭ




ͬʱҲչͬѧĽʺ
һβʵϰҪ꣬һ˵͹˼ԶԶ
  

һܶǶԼġء۲⡢¼

  

1ʱֱ߳⣬ҪѡҪĵطˣ
ͬʱƵԽԽã෴ѡȡõ಻
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2ˮ׼ǺȫվǲĹУݵľҲ
  

3⡣ɣһ㣬һ

  

ʵϰѧܶĶҸõ˲Ļ
ͬʱҲٽͬѧĽʹҶ
  


ݽο  

