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【单选题】
在同一温度下,用不同的电导电极测定同一溶液的电导率时所得结果应该A.
相同
B.
不相同
C.
无法确定
D.
以上答案都不对
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反馈参考答案：
举一反三
【单选题】It's very convenient ______ us to buy train tickets now because we can buy them either from the station or on the internet. [ ]
A.
to
B.
of
C.
by
D.
for
【单选题】It’s very convenient ______ us to buy train tickets now because we can buy them either from the station or on the Internet.
A.
to
B.
of
C.
by
D.
for
【单选题】【单选】When dragging of an anchor occurs, you must back it up with a piggyback (backing) anchor or__________.
A.
reduce the riser tension
B.
reposition it at a greater range
C.
change the winch
D.
change the anchor heading
【单选题】When dragging of an anchor occurs, you must be back it up with a piggyback (backing) anchor or _____.
A.
reduce the riser tension
B.
reposition it at afreater range
C.
change the winch
D.
change the anchor heading
【简答题】你写完作文了吗?
【单选题】When dragging of an anchor occurs, you must be back it up with a piggyback (backing) anchor or _____.
A.
reduce the riser tension
B.
reposition it at a greater range
C.
change the winch
D.
change the anchor heading
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