电容器组过电流保护灵敏度不能满足要求时,应装设()保护。
A.差电压或差电流
B.低电压
C.过负荷
D.过电压
参考答案:A
脂肪酸活化为酯酰辅酶A时,需消耗两个高能磷酸键。
Because of the heavy snow, the village was not ______. [ ]
A. acceptable
B. affordable
C. accessible
D. available