单项选择题
在一定温度下,电导电极两极间溶液的电阻与电极间距离成反比,与电极面积成正比。
A、正确
B、错误
在一定温度下,电导电极两极间溶液的电阻与电极间距离成反比,与电极面积成正比。
A、正确
B、错误
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单项选择题
If the rotation for this vessel is Felixstowe, Antwerp, Le Havre, Hamburg and Rotterdam. The container for Rotterdam is right at the ( ) of the heap.
If the rotation for this vessel is Felixstowe, Antwerp, Le Havre, Hamburg and Rotterdam. The container for Rotterdam is right at the ( ) of the heap.
A. A.uppermost
B. B.middle
C. C.bottom
D.D.aftermost