已知路线导线的右角为110°32′，试计算路线转角值为（ ）。 A: 69°26′ B: 69°27 C: 69°28′ D: 69°29′

面属于MAC地址的是（） A: ffff.ffff.ffff.ffff B: 52：54：00：eb：40：41 C: 52：54：00：eb：40：4p D: 52：54：00：a2：69：18

同一个MSC下，整个切换过程由（）共同完成 A: MS、BTS、BBC、MSC B: BTS、BBC、MSC C: BTS、BBC D: MS、BTS、BBC

BBC One and BBC Three are the flagship channels of BBC.

Which of the following about the BBC is NOT true? A: The BBC is run under a Royal Charter since its establishment. B: Today the BBC provides more radio broadcasting than television output. C: The BBC provides not only national broadcasting service but also world service. D: The BBC is a private corporation.

双雄受精产生的受精卵的核型可能是 A: 69,XXX B: 69,XXY C: 69,XYY D: 69,YYY

Which of the following about the BBC is NOT true? A: There is no advertising on any of the BBCprogrammes. B: The BBC is funded by license fees paidby people who possess television sets C: The BBC has four channels. D: The BBC provides the World Servicethroughout the world.

‍Which of the following four statements about British Broadcasting Corporation is false?‎ A: It is sometimes referred to as “Auntie” or “the Beeb”. B: The stated mission of the BBC is "to inform, educate and entertain". C: The motto of the BBC is "Nation Shall Speak Peace Unto Nation". D: BBC One and BBC Three are the two flagship channels of BBC television channels.

BBC

晶体结合能Eb，自由原子总能量En，晶体总能量u的关系是什么？ A: (Eb=En／u) B: (Eb= En—u) C: (Eb=En+u) D: (Eb=En*u)