【单选题】电化学分析法中,将被测物质的浓度转变成电学参数的变换器是( )
【单选题】By 'a good kick', Goldman Sachs suggests that______.
A.
U.S. currency is exerting a positive influence over oil price
B.
another oil-price shock is inevitable given its continuing rise
C.
the rise of oil price could affect world economy negatively
D.
Goldman Sachs remained optimistic about the situation
【单选题】电化学分析法中,将被测物质的浓度转变成电学参数的变换器是()。
【简答题】What was the purpose of Goldman’s invention? (No more than 10 words)
【单选题】11()是指在一条通信线路中可以同时双向传输数据的方法。