YUZHIZHIMAIBAOWENGUANYECHENGWEIPE-RTⅡXINGGONGREGUAN，SHIYIZHONGⅡXINGGONGZUOGUAN（CAIYONGNAIREJUYIXI（PE-RT II)GUANCAI）、BAOWENCENG（CAIYONGYINGZHIJUANZHIPAOMOSULIAO）、WAIHUGUAN（CAIYONGGAOMIDUJUYIXI）WEIYITIDEGONGCHANGYUZHICHANPIN。
预制直埋PERTⅡ型保温管道结构图
1-PERTⅡ型工作管；2-外护管；3-保温层；4-支架
YUZHIZHIMAIPE-RTⅡXINGBAOWENGUAN
PE-RT IIYUZHIZHIMAIBAOWENGUANYINGYONGLINGYU：
1. LENGRESHUIGUANDAO
2. KONGQINENGREBENGRESHUIGONGCHENG、TAIYANGNENGGUANDAO
3. CHENGSHIJIZHONGGONGREERCIGUANWANG、WENQUANSHUIBAOWENGUANDAO
4. GONGYEJIANZHUGUANDAO
