脱髓鞘性疾病是()
A.神经元及髓鞘均受累
B.神经元、轴索及髓鞘均受累
C.轴索及髓鞘变性
D.髓鞘破坏,轴索相对完整
E.神经元及轴索变性
参考答案:D
Is her lifestyle the same as yours or ______? What are the ______? [ ]
A. differences; different
B. different; differences
C. difference; differences
D. different; different
离心式压缩机转速通常较高,因此叶轮轴的固定方式为()
A.过盈配合固定
B.过渡配合固定
C.键配合固定
D.过盈配合及键配合固定