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【单选题】
在直接探测系统中，以下说法正确的是：A.
探测器能响应光的波动性质， 输出的电信号可表征光波的振幅、频率和相位
B.
探测器只响应入射其上的平均光功率
C.
具有空间滤波能力
D.
具有光谱滤波能力
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反馈参考答案：
举一反三
【简答题】adj.有翼的
【简答题】品质公差主要用于（ ）。
【单选题】The steeply upward sloping yield curve in the figure above indicates that ________ interest rates are expected to ________ in the future.
A.
short-term; rise
B.
short-term; fall moderately
C.
short-term; remain unchanged
D.
long-term; fall moderately
【简答题】The ( figure/future ) you wrote down is not correct.
【简答题】Shaping the Future of TV Nobody can predict the future of TV with any certainty but some major figures in the industry have recently put forward their thoughts on what will shape TV of the future. The...
【单选题】According to the figure above, assume that foreign exchange rates are totally unpredictable, as some theories and empirical studies claim, so that the best prediction of the future spot rate is the cu...
A.
Back in 1982, you would suggest invest in U.S. dollar bills
B.
Back in 1986, you would suggest invest in Japan bills.
C.
Back in 1992, you would suggest invest in German bills.
D.
Back in 1997, you would suggest invest in Japan bills.
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