北京11选5

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PE给水管在敷设时有什么要求

添加时间:2019-02-11 09:48:40   浏览次数: 次    【 】   打印   关闭窗口

  (1)GUANDAOFUSHEYINGZAIGOUDIBIAOGAOHEGUANDAOJICHUZHILIANGJIANCHAHEGEHOUJINXING,ZAIFUSHEGUANDAOQIANYAODUIGUANCAI、GUANJIANDENGCONGXINZUOYICIWAIGUANJIAN CHA。CHAKANGUANCAI、GUANJIANWAIGUANYOUWUMINGXIANAOXIAN、LIEHEN、CASHANG、HUASHANG,FAXIANYOUZHILIANGYINHUANDEBIXUJISHIGENGHUAN。

  (2)XIAOKOUJINGJUYIXIJISHUIGUANKEJIANG2HUO3GENGUANZAIDIMIANSHANGLIANJIEHAOHOU,PINGHENGFANGRUGOUCAONEI;ZAIGOUCAOYUNXUQINGKUANGXIAKEYIZAIGOUCAONEILIANJIE,DANGGOUCAOBUYUNXUSHI,KEJIANGGUANCAI、GUANJIANLIANJIEHAOHOU,YONGKEKAODERUANDAIDIAOJUPINGHENGXIAGOU,YINGFANGZHIHUASHANG、NIUQUHUOGUODADELASHENQIANGDU。

  (3)PEJISHUIGUANYUJINSHUGUANDAO、FAMEN、XIAOFANGSHUANLIANJIESHI,BIXUCAIYONGGANGSUGUODUJIETOUHUOZHUANMENDEFALANLIANJIE。

北京11选5  (4)ZAIGUANDAOWANTOU、SANTONG、JIANSUOJIETOU、XIAOFANGSHUANDENGCHUJUNYONGC20TONGSHEZHIHUNNINGTUZHIDUN,FALANFAMENYONGZHUANQIZHIDUNJIAGU。

北京11选5  (5)JUYIXIJISHUIGUANFUSHESHI,ZHUANWANJIAODUBUYIGUODA,YUNXUWANQUBANJINGYINGFUHEXIANGGUANGUIDING。


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