脂肪酸β一氧化的限速酶是( )
A.脂酰CoA脱氢酶
B.肉毒碱脂酰转移酶I
C.肉毒碱脂酰转移酶Ⅱ
D.乙酰CoA羧化酶
E.β一羟脂酰CoA脱氢酶
参考答案:B
Attempts have been made for nearly three decades to increase the amount of precipitation from clouds by seeding them with salt or silver iodide.
A.Devices
B.Hypotheses
C.Efforts
D.Suggestions
下列选项中,关于普通混凝土小型空心砌块主规格尺寸,说法错误的是()。
A.主规格尺寸为390mm*190mm*190mm
B.最小肋厚度不小于25mm
C.最小外壁厚度不小于20mm
D.空心率不小于20%