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ڣ2017-12-14 ߣ

սỷƫָ תΧĻ Բ˶̨ Եҧֹߡ̨쳣ƫԭܽΪ ¼:

ڡˮƽԲ

  ƫ ʱӦˮƽԲιԲȡ̨ 켣ˮƽԲιģڡˮƽԲι ԲȲʱʹ̨׼Բ̨IJԲ֣ ̨ıԵ ָ Ӱ̨С ˮƽ ԲԲǽײ ģһ󣬽豸ܷͣ ּ̨ Ϊװ ĵΪԲ׼ˮƽԲιԲȣ Բ ƫ ϴ ҪˮƽԲ ΣοǧﶥǧľҪж Σֱﵽʹ ҪΪֹ

ڡ ˮƽ ι ͬ

ÿ̨  ֮ ģǷֱڡϹ ڡˮƽιͬģôƱ  ֮һ£ ¹ طеĵطС ̨ Сط ̨ ؼ ̨е ̨ܵ¹Ϊʱ棬  ׼룬⵽ 6mmʱҪιʱֹ ׼ͳһ ҲҪи Ϊڻ ҳûз ƫƵڻΪ׼׼Ϊ ׼ԲͬĵԲ ƫ

찲װ

ǻҪɲ֣ ڼ϶Χǿƻ ת  Բ˶װʱ϶Ϊ15mmװɵ̨ƫɷΪ : һDzԲ Բʱ͹ͻ ת 涥 ֱ´̨ؿҧˮƽ죻һ  ˮƽ첻ͬģִʱͬ ̨ ˶Ϊⲿ ڱγ һ  װ ġΪλ ࣬ڲļ ףڻйУ תϵֺĽѹۼ⡣ѹ ʱ ˮƽι󣬿Dz   ⡣

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Ħ ߲Բ

̨  Ħִתܲ 켰ת ʵġתϵĦĦ   򣨼 Ħ ߣĦ  ֱĦͨ ڡˮƽԲ Բʱ ̨תƸԲеģԲ˶ԲĺԲ ϣ ʱƫĦ ְװ λãʹͨڡˮƽԲιԲļ  ԭ ƫȻ Ϊ תĦԲ֮ϰ࣬ ޷ݽеֻʵзƫߵ߹۲죬ֱﵽ״̬

ĦĦ λ òһ

תĻ תСĦ תٶXӴ ת뾶r: V = Xr Ϊ״ϵͳȫһĦֵ һ뾶 r Žͬ仯Ħrͬʱ ϵͳĦٶȲһ £Ȼתܵ תƫ  ̨ƫΪ Ħӹߴ׼ڼʱ ų󣬲ĦصĦֵĽ 룬糬 4mmʱĦֵӴλ áʱ ˨𿪣ת λ ﵽĦЧ 




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