【判断题】中和l0g油脂所需氢氧化钾的质量(mg)称为酸值。( )
【单选题】Which of the following statements about Greek mythology is true?
A.
Greek mythology is of little importance to modern civilization.
B.
Olympian gods and goddesses never made mistakes because they were all-knowing and morally perfect.
C.
The ancient Greeks used the myths to explain the world of their afterlife.
D.
Human heroes and monsters were important figures in Greek mythology.
【判断题】中和10g油脂所需氢氧化钾的质量(mg)称为酸值。()
【判断题】中和10g油脂所需氢氧化钾的质量(mg)称为酸值。()
【单选题】在直流电桥中,哪种电路的电压灵敏度最小? ( )
【单选题】若函数f(x)=x 3 (x∈R),则函数y=f(-x)在其定义域上是 [ ]
【单选题】不属于我国中小学德育的主要途径的是( )
【单选题】Which of the following is NOT mentioned?