Which of the following statements is true according to the first paragraph?
A.GNP equals national income plus indirect business taxes.
B.GNP excludes both capital consumption allowances and indirect business taxes.
C.Personal income is regarded as the total money income received by an individual after his or her taxes are paid.
D.The money that goes for capital consumption is not regarded as income.
第1题
有关心肌细胞传导性的叙述,下列哪项是错误的?
A.传导性的高低可用兴奋的传播速度来衡量
B.兴奋是通过局部电流进行扩散的
C.处于超常期的心肌细胞传导速度快
D.0期去极化速度越快兴奋传导也越快
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