测定中药灰分的温度应控制在()
A.100~105℃
B.250~350℃
C.300~400℃
D.400~500℃
E.500~600℃
参考答案:E
在华为GPRS参数中,“ActiveState”的参数取值范围:active或deactive
It is not right for you to _______ other’s homework.
A.copy B. doing C. bring