R2-R3 ????? ????? ???? ????? ??????????? ??????????? ????? ??????????? ?????????
? ????????? ??????????? ??? ??????? ????? ????? ??? ??????? ???????? ??? ?? ????? ??????????? ?????????? ??? ????? ?? s. ???????? ??????, ????? ??? ??????? ????-?????? ????? ??????????? ??? ????? ?????? ???? ????????? ????? ??????? ??????? ?????, ???? ??????? ?????????? ????? ????? ???. ???????, ???? ??????? ????????? ??????? ????????? ????? ?????, ?????? ????????? ???? ??? ??????? ???????? ??????? ?? ??? ???. ??????? ??????????? ???? ??????? ???????? ?????? ????? ??? ??, ????? ????? ???????? ????? ??? ?? ??? ???????? ?? ???? ?????? ???? ????? ??? ??. ????? ?? ?????? ???????????????, ?????-??? ???? ?????? ???????? ????? ????? ??????? ??????????? ??? ???? ??. ?? ?????? ??? ?????????? ???? ???? ???????? ??, ?? ??????? ???? ??? ??? ?????? ????? ???? ????? ???? ???? ???? ??. ??????? ??????? ??????? ??????? ?? ??: ???? ??????? ?????????? ?????? ???? 45-60℃ ??, ??? ???????? ????? ???????? ?????? ???????? ?????? 110℃ ?? 190℃ ??????? ??. ??? ?????????? ??????? ?????? ????????? ???? GB/T 8174-2008 ??? ???????? ?????? ????????? ???? ??????? ????? ????? ????? ???? ??? ???? ??.
?????????? ?????????
????? ??????? ??????: ????? ???, ???, ??? ??? ???? ????? ??? ???? ???? ?????? ????? ???????? ??? ???, ???? ??????????? ????? ??? ????? ???? ????? ????? ?????? ???. ??????????? ??????? ?????? ??? ???????????: ????? ??????????? ??????? ???? ??? ??? ????? ??????, ???????? ??????? ??? ????? ?????? ??? ??????????? ?????? ????? ????????? ????? ?????? ??????????? ????????? ???????? ???. ??????????? ????? ???????????: ????? ?? ?????????? ??????????? ????????? ?????????? ????????? ?????? ???? ???? ???????? ???, ???????? ?????????, ????? ?????? ??? ??? ?????? ?????????? ????? ???. ????? ??? ???????: ??????????? ??????? ????? ?????? ????? ??????? ????????, ???? ???????? ??? ??? ?????????? ?????? ???? ?? ?????????? ???? ?????. ???????, ??????????? ??????? ?? ????? ?????? ?????, ?? ??? ??? ??? ?????? ???? ???????? ???, ????? ??? ?????? ???? ?????? ??????? ??.


???????? ???????
????? ??????? ??????: ????? ???, ???, ??? ??? ???? ??????? ??? ???? ???? ?????? ????? ???????? ??? ???, ??????????? ??????? ??? ????? ???? ????? ????? ?????? ????????? ???. ??????????? ????????? ?????? ??? ???????????: ????? ??????????? ??????? ???? ??? ??? ????? ??????, ???????? ??????? ??? ????? ?????? ??? ??????????? ?????? ????? ????????? ????? ?????? ??????????? ????????? ???????? ???. ??????????? ????? ???????????: ?????????? ????????? ?????? ????? ?? ?????????? ??????????? ??????? ???? ???? ???????? ???, ???????? ?????????, ????? ?????? ??? ??? ?????? ???????? ? ?????? ????? ???. ????? ??? ???????: ??????????? ????????? ????? ?????? ????? ??????? ????????, ???? ???????? ??? ??? ?????????? ?????? ???? ?? ?????????? ???? ?????. ???????, ??????????? ??????? ?? ????? ?????? ?????, ?? ??? ??? ??? ?????? ???? ???????? ???, ????? ??? ?????? ???? ?????? ??????? ??.















