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 өʯֳƷʯһֳ±һֻҪɷΪƻѧʽCaF2ȡҪөʯкܶɫҲ͸ɫġ͸ɫөʯĹѧ͸өʯܽʵ۵㣬ٽ¯ʹͽ׷룬ұףǿĿԺͿǿȵص㡣ˣΪۼ㷺ӦڸұϽպɫұұөʯʯһҪƺ65%ҪʶҲһҪ󣬶ϸơ׵ĺֱ𲻵ø0.3%0.08%Ʒл񹲺͹ұ׼ǣ£-өʯִСөʯкܶ;ײ´ƷֵȼеĴ߻ȵȡөʯһ״״вɫɫΪࡣөʯ߻³ɫӫ⣬ҲǸص өʯδǰ쾵ͷùѧIJ֮һ

өʯ;

1.ұҵֺϽۼ,ʯԭϡʯڵۼ ´ɵ׼ڹ

2. ѧҵˮҪԭ,(ﰺۺ ϸѧƷ)Ļԭϡ

3.ˮ๤ҵˮϵĿ󻯼,ɽս¶,,ճʱ ,ʡԴ

4. ҵ黯͸ɫԭϣɽͲ ʱ¶ȣĽ壬 ڣӶȼϵıʡ

5.մɹҵմɡ´ɹ̵ۼǼͿԲȱ ijɷ֮һ

      ʯͷөʯһөʯѡҵ˾дөʯɽȫմ1000ԭөʯѡһ2011815Ͷմ500ԭөʯѡһѡȫҪӪ95%97%өʯۣөʯөʯۿ󡣲ƷɿȶڱʱӡȵȹҡгҪ۸ҵ᳧өʯѹ򳧡þȡֳ۴һضөʯۣ¹өʯ8000—10000֡˾һͰɫسʯɽȫղԭ300ϣƷ鲿żϹұ׼ִһɫسʯ¹8000—10000֡ҹ˾“˿ϣȡ”ľӪ“ͻһ”ԭŻݵļ۸񡢿ɿIJƷΪͻṩʵķ񡣻ӭϿͻѯݹˣ

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