食滞胃肠证泻下物的临床表现是（）
A.脓血便
B.完谷不化
C.臭秽如败卵
D.稀溏
E.黄软便
参考答案：C
Ⅱ级测深钢卷尺5m、10m、15m的两线纹间允许误差各是多少？
How does Booth's Algorithm improve binary multiplication
A．It prevents overflo
B．It prevents underflo
C．It preserves the sign of the multiplication operatio
D．It enhances the speed of the operation significantl
