    ̲ϰ㡣
    (1) ϰõİӦƽ⻬ơɫȡһ¡ԵƽֱڲݣӦƷ͸ָꡣ
    ϰʱӦɹܺײӦڸྻĲֿڣֹΣԴ⣬¶һ㲻32档
      ճѡӦݻ̲ϺʹҪͨȷճӦͨ硢ڡºӦȡ飬ϸ󷽿ʹá
    (2) ˮƺĻϰ㣬ƽӲ֬(ɰ)ˮʲӦ8%棬˲Һӵ޲ƽˮϡ͵ҺͿˢһ飬ӻԺճ
    (3) ϰӦҪڻϽеߡָ񡢶λǽ200300mmߡ
    (4) ϰ̹أӦдʾϩӦԤȴ˷75ҵˮ1020ӣȫƽȡ  ɴã¯¯ԤȣӲʾϩһñͪ:(1:8)Һ֬
    (5) ϰǰӦ̱šʱӦɨྻͿˢһ㱡ȵĵӽ󼴰λ
(6) ͿˢĽճȣָԼ10mmͿˢӦ1mmڣϰ屳ӦͿνճճ(Լ1020min)Ӧһξλ׼ȷճʵ

