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±ÈÈ磺A is derived from B where acid is replaced by alkli.
acid is replaced by alkli ÊÇAµÄÌØµã£¬¶øÇÒÎÒÒ²Ïë±í´ïwhereºóÃæ¾ä×ÓÐÞÊÎA
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412951645

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ÄãËù·­ÒëµÄ¾ä×ÓÖÐacid is replaced by alkliËù±í´ïµÄ¾ÍÊÇBµÄÌØµãÁË
Äã¿ÉÒÔÓ÷ÇÏÞÖÆÐÔ¶¨ÓÚ´Ó¾ä±í´ï£ºA£¬at which place acid is replaced by alkli,is derived from B
»òÕß˵³É acid is replaced by alkli on A that is derived from B
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[ Last edited by 412951645 on 2011-4-14 at 16:56 ]
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2Â¥2011-04-14 16:55:45
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soar0001

½ð³æ (ÕýʽдÊÖ)

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Originally posted by 412951645 at 2011-04-14 16:55:45:
ÄãÕâÑù±í´ïÊDz»¶ÔµÄ
ÄãËù·­ÒëµÄ¾ä×ÓÖÐacid is replaced by alkliËù±í´ïµÄ¾ÍÊÇBµÄÌØµãÁË
Äã¿ÉÒÔÓ÷ÇÏÞÖÆÐÔ¶¨ÓÚ´Ó¾ä±í´ï£ºA£¬at which place acid is replaced by alkli,is derived from B
»òÕß˵³É acid is rep ...

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