散射比浊法测定时,为维持抗原-抗体复合物相对不溶解性应()
A.保持抗原过量
B.保持抗体过量
C.保持抗原-抗体相等
D.保持抗原略大于抗体量
E.与抗原或抗体量无关
参考答案:B
-Tomorrow is Sunday. Are you going swimming?
-I’m not sure. It ______ the weather.
A.looks like
B.waits for
C.looks after
D.depends on
影响全口义齿稳定的因素有 ()
A.咬合关系
B.良好的排牙
C.义齿处于中性区
D.良好的基托磨光面外形
E.基托的边缘