ÔÌâ:
[ÉúÀíѧ]? Ñ¡Ïî:ÐË·ÜÐÔÍ»´¥ºóµçλ(EPSP)ÊÇÓÉÓÚÍ»´¥ºóĤ¶ÔÄÄЩÀë×ÓµÄͨ͸ÐÔÔö¼Ó¶ø·¢ÉúµÄ A.K+¡¢Na+£¬ÓÈÆäÊÇK+ B.K+¡¢Na+£¬ÓÈÆäÊÇNa+ C.K+¡¢Na+¡¢Cl-£¬ÓÈÆäÊÇCl- D.Ca2+¡¢K+¡¢Cl-£¬ÓÈÆäÊÇCl- E.K+¡¢Cl-£¬ÓÈÆäÊÇCl- ´ð°¸£º B ½âÎö£º [¿¼µã]ÐË·ÜÐÔÍ»´¥ºóµçλ [·ÖÎö]ÐË·ÜÐÔÍ»´¥ºóµçλ(EPSP)µÄ·¢Éú »úÖÆÊÇijÖÖÐË·ÜÐÔµÝÖÊ×÷ÓÃÓÚÍ»´¥ºóĤÉϵÄÊÜÌ壬Ìá¸ßºóĤ¶ÔNa+ºÍK+µÄͨ͸ÐÔ£¬ÓÈÆäÊÇNa+µÄͨ͸ÐÔ£¬´Ó¶øµ¼Ö¾ֲ¿Ä¤µÄÈ¥¼«»¯¡£
|