Questions on 'space technology' category
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226
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115
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771
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786
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309
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0
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0
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324
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788
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792
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0
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0
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384
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485
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333
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0
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0
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301
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0
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0
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758
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0
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0
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814
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0
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0
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360
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0
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0
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389
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0
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0
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824
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0
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0
answer
144
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0
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0
answer
326
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0
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0
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365
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0
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0
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403
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0
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0
answer
395
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0
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0
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348
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0
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0
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187
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0
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0
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253
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0
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0
answer
414
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0
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0
answer
347
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0
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0
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120
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0
answer
203
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0
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160
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0
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174
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0
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146
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204
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191
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answer
374
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