乙烯色谱仪输出信号为:()
A.0.6-1-5V
B.0-10V
C.4-20mA
D.0-20mA
参考答案:C
-- How are you getting along with your English study? Do you need my help?
--- __, but I think I can improve it by myself.
A.No, thanks
B.That’s OK
C.You are helpful
D.That’s very kind of you
对甲、乙两个行政机关以共同名义作出的具体行政行为不服的,应向()申请行政复议。
A、甲机关的上级行政机关
B、乙机关的上级行政机关
C、甲乙的共同上一级行政机关
D、甲、乙机关中任何一个的上级行政机关