??????? - ???????
?????????DN200mm ?UPVC ???????????????????? ... ????????????????. ????????????????????? ...
??????????? - ????????????????P1? ?????P2? ?????P3? ?????P4 ... ????????UPVC????UPVC. ?. 1. ???. ?????. ????/? ... ?? - ???????????????????????. ????????????????. ?? ... ?????????????????????????????. ???????? ... ????????... ?????????????. ??????????????????. ????? ... ??????????????????. ????????????????? ... ???????? - ???????????????TD(mm)???????????????????,????. ???????8?3?2 ... ???????. ????????????????,??????????? ... ?????????????????????????????????????????????????????. ??? ... UPVC ?????????>1MPa??. ??????????????????? ... Untitled???????UPVC ???????. ?1?????UPVC ????. 1. UPVC ???? ?40×2.0mm m. 4.00. 2. UPVC ???? ?50×2.0mm m. 4.90. 3. UPVC ???? ?75×2.3 ... Untitled - ?????... UPVC ?? UPVC ??????????. ?????????????????????? 4????????????KG130 ??????? Page 111. 102. 6.2.5 ????? ... ??????????? - ????????,?????UPVC ?????????????????DN400 ??UPVC. ?? ... ???????????????. ?????1 ????????????? ... ??????????... ??????????????????????(5)(k)(ii)?????? ... UPVC pipes are used for flushing water system. Water pipes are ... ??????????????????????????UPVC ???????. ?1?????UPVC ????. 1. UPVC ???? ?40×2.0mm m. 4.50. 2. UPVC ???? ?50×2.0mm m. 5.50. 3. UPVC ???? ?75×2.3mm m. ?????????????????????????????? ...???2022 ?1 ?18 ??????????????????????. ???????????????????????????????????. October 31, 1969 - UT System
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