英语选词填空10空求帮忙sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with There had been formal agreements to reserve at least some radio frequencies for astronomy.Bu

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英语选词填空10空求帮忙sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with There had been formal agreements to reserve at least some radio frequencies for astronomy.Bu
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英语选词填空10空求帮忙sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with There had been formal agreements to reserve at least some radio frequencies for astronomy.Bu
英语选词填空10空求帮忙
sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with
There had been formal agreements to reserve at least some radio frequencies for astronomy.But precisely [181] these frequencies represented a clear channel,the military [182] found it necessary to use them.If the third world [183] ever came,perhaps the radio astronomy would be the [184] to know,their windows to the sky overflowing [185] orders to battle -- management and damage -- assessment satellites in orbit,and with the [186] of coded launch commands to distant points.[187] with no military traffic,in listening to a billion frequencies at once the [188] had to expect some interference.Lightening,automobile engines,direct broadcast satellites were all [189] of radio interference.But the computers had their number,knew their characteristics and systematically [190] them.To signals that were less clear the computer would listen with greater care and make sure they matched no collection of data it was programmed to understand.

英语选词填空10空求帮忙sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with There had been formal agreements to reserve at least some radio frequencies for astronomy.Bu
181 because
182 occasionally
183 war
184 first
185 satellites
186:transmisssion
187 even
188.astronomers
189 sources
190 ignored
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英语选词填空10空求帮忙sources; because; war; satellites; first; of; ignored; even; which; occasionally; found; but; astronomers; transmission; with There had been formal agreements to reserve at least some radio frequencies for astronomy.Bu 物理,求帮忙填空着的空 英语选词填空,四个空 英语选词填空10空求帮忙 A) social |B) poll |C) Given |D) Particularly |E) literature |F) rural |G) role |H) enough |I) likely |J) clap |K) optimistic |L) classic |M) humorous |N) objective |O) fearful 求英语大神帮忙检查或直接填空;(不要管已经填了的空,请再帮忙做一遍.) 求帮忙检查,英语填空 英语短文填空求帮忙! 英语短文填空求帮忙 英语填空 帮忙看下第五空该填什么 六年级英语选词填空要五个空的 后面还有几个空,英语选词填空 中位数两个空帮忙填空 英语用所给词适当形式填空求帮忙 完形填空10个空英语 完形填空,10空,英语 英语题,首字母填空,求帮忙.学霸快来 英语填空!求大神帮忙写! 英语短文填空求帮忙急