知識貝殼
知識貝殼
所屬欄目：英漢雙解生物學(xué)
The transitory change inelectrical potential that occurs across themembrane of a nerve or muscle fiber duringthe passage of a nervous impulse. The degreeof change is independent of the strength ofthe impulse;it either occurs or does not (seeall-or-none).I ......（本文共 1114 字 ） [閱讀本文] >>