锟斤拷锟叫伙拷锟絎(xu锟斤拷)锟�锟斤拷锟斤拷锟斤拷袡C锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟�-锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟絚還原锟斤拷锟斤拷(y锟斤拷ng)
2024-04-28 20:59:10锟絎(w锟斤拷ng)锟絡(lu锟斤拷)锟紻(zhu锟斤拷n)锟絛
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟叫機锟斤拷锟斤拷锟�“锟斤拷锟斤拷”锟斤拷“去锟斤拷”锟侥凤拷锟斤拷(y锟斤拷ng)锟斤拷
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锟斤拷锟斤拷烯锟斤拷碳碳锟絧锟絀锟斤拷锟斤拷炔锟斤拷碳碳锟斤拷锟絀锟斤拷锟斤拷锟斤拷锟斤拷同系锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�(y锟斤拷ng)锟斤拷锟斤拷要指锟斤拷锟斤拷锟斤拷锟斤拷锟杰夛拷使锟斤拷锟皆革拷锟絠锟斤拷锟斤拷锟揭猴拷锟缴�锟斤拷锟斤拷锟斤拷锟皆革拷锟絠锟斤拷锟斤拷锟揭猴拷锟斤拷锟斤拷锟�锟斤拷
锟斤拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟竭伙拷锟斤拷锟斤拷锟紺锟斤拷锟斤拷去锟絬锟斤拷锟斤拷锟斤拷B碳锟戒。锟斤拷見锟紻(zhu锟斤拷n)锟斤拷锟介：—CH2OH锟紻(zhu锟斤拷n)锟斤拷锟斤拷—CHO,—CHOH锟紻(zhu锟斤拷n)锟斤拷锟斤拷C=O,—COH锟斤拷锟杰憋拷锟斤拷锟斤拷
锟斤拷锟斤拷醛锟斤拷锟斤拷锟竭伙拷锟斤拷锟斤拷锟紺锟斤拷锟斤拷锟斤拷锟斤拷醛锟斤拷锟叫碉拷碳锟斤拷锟絀锟斤拷锟斤拷锟斤拷原锟斤拷變锟斤拷锟饺伙拷锟斤拷
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锟斤拷锟斤拷還原锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟絧锟絀锟斤拷锟斤拷锟絀锟斤拷锟斤拷锟絟(hu锟斤拷n)锟斤拷锟绞伙拷锟斤拷醛锟斤拷酮锟斤拷锟絚H2锟侥加成凤拷锟斤拷(y锟斤拷ng)锟斤拷
