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【单选题】
求电阻R吸收的功率为( ), 已知 电流源A.
500W
B.
250W
C.
250VA
D.
50500W
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举一反三
【单选题】How is K’s cultivation different from Crusoe’s in Robison Crusoe?
A.
K is in South African but Crusoe is the owner of the island
B.
K lacks of the entrepreneurship of Crusoe
C.
K is an invalid who follows his instinct of survival while Crusoe is a enterprising person
D.
K’s cultivation is for basic survival, while Crusoe’s is also for accumulation of assets
【简答题】8031单片机内部数据RAM中的位寻址区的地址范围是______。
【简答题】Defoe's Robinson Crusoe was one of the forerunners of the English realistic novel. It creates the image of an __________ Englishman, typical of the English __________ of the 18th century.
【简答题】黄鹤楼在现今哪座城市?()
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