北京11选5

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浅谈防火桥架的胀缩和那些因素有关

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浅谈防火桥架的胀缩和那些因素有关

发布日期:2015-09-18 00:00 来源:http://celimix.com 点击:

北京11选5QIANTANFANGHUOQIAOJIADEZHANGSUOHENEIXIEYINSUYOUGUAN

   FANGHUOQIAOJIAZHUYAOYOUBOLIXIANWEIZENGQIANGCAILIAOHEWUJINIANHEJIFUHEDEFANGHUOBANYUJINSHUGUJIAFUHEYIJIQITADEFANGHUOJICAIZUCHENG。WAICENGJIAFANGHUOTULIAO,FANGHUOQIAOJIAYUHUOHOUBUHUIRANSHAO,CONGERZUGEHUOSHIMANYAN,JUYOUJIQILIANGHAODEFANGHUOZUHUOXIAOGUO,YOUJUYOUNAIHUO、NAIYOU、NAIFUSHI、WUDU、WUWURAN,ZHENGTIANZHUANGFANGBIAN,JIEGOUHELI,SHIYONGSHOUMINGZHANG,BINGQIEMEIGUAN,DIANLANANZHUANGZAIDIANLANQIAOJIAZHONG,HUANJINGZHENGJIE,QINGSAOFANGBIAN。FANGHUOTULIAOYOUTUCENGBO、NAIHUOJIXIANGAO、ZHANJIELIQIANGDETEDIAN。


防火桥架

  FANGHUOQIAOJIA,BIAOMIANYOUMOSHAGAN,YIBANYUNYONGZAIXIAOFANGSHEGEPEIDIANXIANLUZHONG,BAOKUOXIAOFANGKONGZHISHI、XIAOFANGSHUIBENG、XIAOFANGDIANTI、FANGPAIYANFENGJIHEHUOZAIZIDONGBAOJINGXITONG,CHUHUOZAIZIDONGBAOJINGXITONGWAIQITAPEIDIANXIANLUKECAIYONGNAIHUODIANLAN,ERWUXUCAIYONGFANGHUOQIAOJIA。FANGHUOQIAOJIAZAIDIXIACHEKUZHONGYAOQIUNAIHUOSHIJIANDAYU1h。YAOQIUQIAOJIAFANGHUODEQUDUAN,KEZAITUOPAN、TIJIATIANJIAJUYOUNAIHUOHUONANRANXINGDEBAN、WANGCAILIAOGOUCHENGFENGBIHUOBANFENGBISHIJIEGOU。

北京11选5  RICHANGSHENGHUOZHONG,FANGHUOQIAOJIABUSHIHENCHANGJIANBA,DUIFANGHUOQIAOJIADEZHANGSUOWENTISHIBUSHIHENHAOQINI,RANGXIAOBIANGAOSUNINFANGHUOQIAOJIADEZHANGSUOWENTIBA。

  YOUYUHUANJINGWENDUBIANHUA,GANGZHIDIANLANQIAOJIAHUICHUXIANREZHANGLENGSUODEXIANXIANG。SHIWAIQIAOJIASHOUWENDUYINGXIANGJIAODALIRUHUANJINGZUIGAOWENDUWEI40℃,ZUIDIWENDUWEI-20℃,ZEDIANLANQIAOJIADEZUIDASHOUSUOLIANGANXIASHIQIUDE:   Δt=11.2 ×10-6×60deg(DU)×1000mm。

  YOUCIDECHUJIELUN:   WENCHAWEI60℃SHI ,Δι =0.672mm/m   WENCHAWEI50℃SHI, Δι =0.560mm/m   WENCHAWEI40℃SHI, Δι =0.448mm/m   GONGCHENGSHEJIZHONGZHIXIANDUANDIANLANQIAOJIAYINGKAOLVSHENSUOJIETOU,SHENSUOJIETOUDEJIANJUJIANYIANYIXIAQUDING:   DANGWENCHAWEI40℃SHIWEI50m;   DANGWENCHAWEI50℃SHIWEI40m;   DANGWENCHAWEI60℃SHIWEI40m。

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