题目内容

同步发电机的静态特性一般是指静态电压调整率。

A. 正确
B. 错误

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A. 正确
B. 错误

A. vessel on her port side that is crossing her course
B. vessel that is overtaking her
C. seaplane on the water
D. sailing vessel

A. 金融远期合约
B. 掉期交易
C. 期货交易
D. 期权交易