????????????? ????

?2???????????10????????(???? ??)???????“??”??

???????????,?2???12??????????????????????????????????0.01%?0.1%?0.1%?0.2%?0.3%,???9-30?????????????????????

??????2??15????????????????????????????????????????????????????0.15%?0.25%?0.4%?0.6%?1%????20-58?????

???,?????????????2??10???????,????650??700?????(????)