两个电阻,R1=8 Ω,R2=2 Ω,并联在电路中.欲使这两个电阻消耗的电功率相等,可行的办法是…( )A.用一个阻值为2 Ω的电阻与R2串联
Some people believe that a Robin Hood is at work, others that a wealthy person simply wants to distribute his or her fortune before dying. But the donator who started sending envelopes with cash to
补写出下列名篇名句中看空缺部分。(6分) 18.总角之宴, 。(《诗经·氓》) 19.岂无山歌与村笛,
如果这些病毒被人体吸入,它们就可能导致疾病甚至死亡。 If _________ in, they can _________ _______ illness or even death.
三鹿集团前身是1956年2月在河北石家庄市成立的“幸福乳业生产合作社”,经过几代人半个世纪的奋斗,在同行业创造了多项奇迹。1983年,率先研制、
《水浒传》中 “大闹野猪林”涉及到哪两个重要人物,他们的性格怎样?
Jan isin thatanimal. A. interesting;interesting B. interested;interestedC. interested;interesting D. interesting;interested