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      2.????ƽ??ɢ?????ߵ?ȡ???ڼ??㣺1??ϵͳ???е?ƽ???????²2??????????¶ȡ?3????ů?ܵĹܾ???4????ů?ܵ??Ų???ࡣ5????ů?????ϵ?????ֵ??

  3????????ů?????ز?????1????ů????ˮ?¶?45???϶?/35???϶ȡ?2??????????¶?20???϶ȡ?3????ů?ܹܾ?20mm??4????ů???Ų????200mm??5????ů??????Ϊ?ǵ?ůר?ø???ľ?ذ壬???Ϊ12mm??????ֵ????0.1w/ƽ?ס?
  4????????ůϵͳʵ?????????1??????ƽ???¶?Ϊ10???϶?ʱ?򣬷???ƽ???¶???12???϶?-14???϶ȡ?2????ש?????¶???33???϶?-34???϶ȡ?
  5??ľ?ذ?????¶ȣ??йܴ???21???϶?-22???϶ȣ??޹ܴ???12???϶ȵ?13???϶ȡ?4????ů??·????ˮ?¶?Ϊ45???϶?/35???϶ȡ?5???????ڵ?ů?????¶???40???϶????ҡ?