问题
填空题
变压器的温升是指变压器的（）温度减去（）温度的差值即为温升。
答案
参考答案：实测；环境
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变压器的温升是指变压器的（）温度减去（）温度的差值即为温升。
参考答案：实测；环境
A private agreement between two parties to exchange a series of future cash flows, with at least one of the two series of cash flows determined by a later outcome, is best characterized as a (n) :
A．
| A. swap. |
B．
| B. futures contract. |
C．
| C. over-the-counter contingent claim. |