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Contents1Generalprovisions?¤?¤?¤?¤?¤?¤-?¤?¤?¤?¤?¤?¤--?¤?¤?¤?¤?¤?¤-?¤???¤?¤?¤?¤?¤?¤?¤-2TermsandsymboIs?¤?¤?¤?¤?¤?¤--?¤?¤?¤?¤?¤--?¤?¤?¤-?¤-?¤?¤?¤?¤?¤?¤-?¤----?¤21Terms?¤?¤?¤?¤?¤-?¤?¤?¤???¤?¤----?¤?¤?¤?¤?¤-?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤??---?¤?¤?¤?¤?¤22Symbols????????????????????????????????
GBT 50662-2011 水工建筑物抗冰冻设计规范.pdf
