非重型再生障碍性贫血骨髓象可见()
A.淋巴细胞比例减低
B.巨核细胞减少
C.浆细胞比例增高
D.多部位骨髓增生减低
E.可见较多脂肪滴
参考答案:B, C, D, E
When we credit the successful people with intelligence, physical strength or good luck we are making excuses for ourselves because we fall ______ in all three.
A.rare
B.lacking
C.short
D.scarce
线路设计行车速度300km/h,一般条件下,相邻两曲线间的夹直线和两缓和曲线间的圆曲线最小长度()m。
A.280
B.240
C.210
C.180