【简答题】Cloze test. When I was young, my father used to grow carnations. He took care of them with so much love and 1 . Every day, he came home from work he went 2 to see them. He enjoyed watching them every ...
【单选题】患儿,男,8岁,反复腹痛伴进行性面色苍黄半年,查血常规WBC 9×109/L,N 58%,L 32%,Plt 245×109/L,Hb 70g/L,MCV 66fl, MCH 23pg, MCHC 28%,追问病史既往无贫血。粪便OB阳性,行胃镜检查提示消化性溃疡,HP阳性。给予三联抗HP治疗,同时给予葡萄糖酸亚铁250mg 一日2次口服,但3周后复查血常规Hb为75g/L,以下判断正确的是
A.
血红蛋白有所回升,治疗效果满意,可继续补铁治疗
B.
补铁效果不佳,需要行骨髓检查,排除再生障碍性贫血及白血病
E.
患儿小细胞低色素性贫血,补铁效果不佳,建议排除地中海贫血
【判断题】气动换向阀的尺寸一般都比液压换向阀小是因为气体的粘度小,动作迅速。
【判断题】气动换向阀的尺寸一般都比液压换向阀小是因为气动系统的额定压力一般不超过1MPa。
【简答题】在空气中有一劈形透明膜,其劈尖角q=1.0×10-4rad,在波长l=700 nm的单色光垂直照射下,测得两相邻干涉明条纹间距l=0.25 cm,由此可知此透明材料的折射率n=______________________.(1 nm=10-9m)
【简答题】When Jack was very young, he played a lot of football and he was very 1 at it. But then he went and worked in a town and there was no team for him, so he stopped 2 .Then he began to get rather ...
【单选题】在默认情况下,在Eexcel2010单元格中输入公式并确定后,单元格中显示_____。
【单选题】由于市场调查的目的是认识市场现象的本质及其发展规律,所以要对市场现象进行深入持久的观察,即坚持( )。