jacky
zeros（1，8）是创建一个1行，8列的零矩阵
附：
zeros的用法
B=zeros(n)returnsann-by-n来自matrixofz座号能终民策群穿往罗往eros.Anerrormessageappearsifnisnotascalar.
B=zeros(m,n)orB=zeros([mn])returnsanm-by-nmatrixofzeros.
B=zeros(m,n,p,...)orB=zeros([mnp...])returnsanm-问额保报由请坐敌妈by-n-by-p-by-...arrayofzeros.
