干化学法检查尿血红蛋白易造成假阴性的物质是 ()
A.红细胞
B.菌尿
C.维生素C
D.肌红蛋白
E.氧化性消毒剂
参考答案:C
在通风方式中,( )的送风分布器通常都是靠近地板,且送风口面积较大、出风速度较低。
A.稀释通风
B.均匀流通风
C.单向流通风
D.置换通风
An analyst does research about relationship between duration and actual price. An option-free bond having the duration of 8, if yields decrease by 100 basis point, the actual price of the bond will:()
A. increase by more than 8%.
B. increase by less than 8%.
C. decrease by more than 8%.