âµ ç²å3åéçé¶ä»¶æ°ä¸ä¹å4åéçé¶ä»¶æ°ç¸å
â´ ç¸åæ¶é´å
ï¼ç²é¶ä»¶æ°ï¼ä¹é¶ä»¶æ°=4ï¼3
âµ ä¸å1åéçé¶ä»¶æ°ï¼ä¹è¦åå
«åé
â´ ç¸åæ¶é´å
ï¼ä¹é¶ä»¶æ°ï¼ä¸é¶ä»¶æ°=1ï¼8 = 3ï¼24
â´ ç¸åæ¶é´å
ï¼ç²é¶ä»¶æ°ï¼ä¹é¶ä»¶æ°ï¼ä¸é¶ä»¶æ°= 4ï¼3ï¼24
â´ ç²é¶ä»¶æ° = 372Ã4/(4+3+24) = 372Ã4/31 = 48ï¼
ä¹é¶ä»¶æ° = 372Ã3/(4+3+24) = 372Ã3/31 =36ï¼
ä¸é¶ä»¶æ° = 372-48-36 = 288
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