技术评价常用的方法不包括( )。
A.评分法 B.指数平滑法C.计算分析法 D.优缺点举例法
参考答案:B
_______ he was tired, _______ he didn't stop _______. [ ]
A. Although; but; to rest
B. Though; /; working
C. Although; /; resting
D. Though; but; working
适用于血小板计数的抗凝剂为()
A.肝素
B.枸橼酸钠
C.EDTA-K2
D.草酸铵
E.双草酸盐