有一正弦交流电流 I = 282 s I n (314t + 60 ° )A ,则正确的表达式为 ( )
A.
I = 282 s I n (314t + 60 ° ) = 200 A
B.
I · = 200 E j60 ° = 200 A >60 ° ) = 200 A
C.
I = 200 E j30 ° = 282 s I n (314t + 60 ° )A
D.
I · = 282 E j60 ° = 282 A
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【单选题】English Romanticism is generally said to have begun in 1789 with the publication of Wordsworth and Coleridge’s_________ and to ended in 1832 with Sir Walter Scott’s death and the passage of the first ...