??:
?????(??)???????:??????????,?925????(????)??????19??,??????,???60x31??,???????45x31???????????,?18??,??9??(????3)?????????????;?????????????????????????:???????2.5??(????3),???????1.5??,???????1????????,?????????????“????”??,?????????“925”(????),????????????????(1122)??????(Mi)??V.& B.(????10)??????:??2.800???