眼球向下及向外运动减弱提示有损害的神经是()
A.动眼神经
B.视神经
C.滑车神经
D.展神经
E.三叉神经
参考答案:C
—I hope you don't mind my opening the window.—_____. It's much too hot in here.
A.Certainly
B.Of course not
C.All right
D.Never mind
粒子真密度的计算公式是ρt=W/Vt,其中Vt指的是
A.粒子真容积B.粒子内空隙C.粒子间空隙D.粒子体积E.以上答案都不对