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1????????????
2?????????????????????
3????
4??????????????????
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1 ???
1???????1530min????30min?5min??????
2????????????????
3???????????????????
4???????????????????????????
21%??? ?????
3? ??????????????C?B?
4??? ?????????????
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?1??B?0.1%?1%??0.05%??0.1%???5%??2??13%???3?????????
1?
1???0.25B?5??0.5l??1????1/31h??????????????????????
2???????l510mgB0.1mg
3????l1030mg/kgd3????600mg????3060min?0.2100mg?
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