急性粒细胞白血病复发的实验室指标骨髓涂片中
A.原始细胞大于5%
B.原始细胞小于20%
C.原始细胞大于20%
D.原始细胞大于30%
E.原始细胞10%~20%
参考答案:C
Most people think ______ first impressions are the most lasting and far influential to ______ people's life. [ ]
A. the, a
B. the, /
C. /, /
D. /; the
若将二水石膏置于0.13MPa、124℃的过饱和蒸汽条件下蒸炼脱水,就可以得到( )。
A.α型半水石膏
B.β型半水石膏
C.建筑石膏
D.不溶性硬石膏