55世纪

6PINGFANGGUANGFUBANJIEDIXIAN-6MMGUANGFUBANJIEDIXIAN BENGONGSICHENGJIEGEZHONGGUIGEJIAGONGDINGZUO，ZHUANYEXIANSHUJIAGONGDINGZHI。 BENGONGSIRENYIDIANLANPINGFANGDAXIAO，ZHANGDUAN，CAIJIAN，BOXIAN，YATOU。 BENGONGSIDIANPUCHENGNUOSHIYONGDEDIANLANJUNWEI100%CHUNTONGGUOBIAODIANLAN。

4PINGFANGGUANGFUBANJIEDIXIAN-4MMGUANGFUBANJIEDIXIAN CAIYONGBVRHUANGLVSHUANGSEGUOBIAOXIANZHIZUO，MORENKONGJING5MM LIANGDAJIAYOU，KEDINGZHIRENYIKONGJINGHEZHANGDU，QINGYONGHUFANGXINDINGGOU，JIAOQIXIADANHOUYIBAN5WANTIAO3TIANNEI，10WANTIAO5TIANNEI，20WANTIAO10TIANNEI，XIAOPILIANGDINGDANDANGTIANXIADANCIRIFAHUO，ZHOURIHEJIEJIARISHUNYAN。DINGHUOQIANQINGJICHUJUTICHICUNGUIGE（RUSUOXUDEXIANJIEMIANJI？ZHANGDU ？DUANZIKONGJINGDAXIAO？DUANZIYAJIECHUSHIFOUDAIHUTAO？YIFANGBIANWOMENBAOJIA）

2.5PINGFANGGUANGFUBANJIEDIXIAN-2.5MMGUANGFUBANJIEDIXIAN BENCHANPINCAIYONGBVRHUANGLVSHUANGSEXIANZHIZUO，LIANGDAJIAYOU，BENCHANGJIEDIXIANQUANBUWEIGUOBIAOXIAN，MORENKONGJING5MM，MORENHUTAOYANSEHUANGSE，JUJUEFEIBIAOKUIFANGXIANDINGZHI，KEDINGZHIRENYIKONGJINGHEZHANGDU，QINGYONGHUFANGXINDINGGOU，JIAOQIXIADANHOUYIBAN1WANTIAONEIDANGTIANDINGCIRIFA，5WANTIAO2TIANNEI，10WANTIAO3TIANNEI，20WANTIAOYIZHOUNEI，TESHUJIEJIARISHUNYAN。

GUANGFUBANJIEDIXIAN GUANGFUBANJIEDIXIANCHANGJIA BENGONGSICHENGJIEGEZHONGGUIGEJIAGONGDINGZUO，ZHUANYEXIANSHUJIAGONGDINGZHI。 BENGONGSIRENYIDIANLANPINGFANGDAXIAO，ZHANGDUAN，CAIJIAN，BOXIAN，YATOU。 BENGONGSIDIANPUCHENGNUOSHIYONGDEDIANLANJUNWEI100%CHUNTONGGUOBIAODIANLAN。

1*6GUANGFUBANJIEDIXIAN GUANGFUBANJIEDIXIANBAOJIA GENGHAODERANGMEIYIWEIYONGHUJINXINGSHOUDAOHUOHOUJINXINGZIJIANCHANPINDEZHILIANGSHIFOUCHUXIANQUEFANGXIANXIANG，WOMENTIGONGYIXIADIANXIANJIEMIANJIPINGFANGSHUJISUANFANGSHI DANSIJIEMIANCELIANGGONGSHIs=π（d/2）2 ZHENGGENJIEDIXIANJIEMIANJI：S=s*19，TONGCHANGYOU19GENTONGSIJIAOXIANERCHENG

1*4GUANGFUBANJIEDIXIAN GUANGFUBANJIEDIXIANJIESHAO BENGONGSICHENGJIEGEZHONGGUIGEJIAGONGDINGZUO，ZHUANYEXIANSHUJIAGONGDINGZHI。 BENGONGSIRENYIDIANLANPINGFANGDAXIAO，ZHANGDUAN，CAIJIAN，BOXIAN，YATOU。 BENGONGSIDIANPUCHENGNUOSHIYONGDEDIANLANJUNWEI100%CHUNTONGGUOBIAODIANLAN。 BENGONGSISHISHITIJINGYINGDANWEI——ZHICHISHANGMENGOUMAI，KEKAI17%ZENGPIAO，PUTONGJIDAPIAODENG。