Roughly half of all immigrants are either Britons returning from abroad or citizens of other European Union states, whose entry is guaranteed by rules on freedomof movement in the EU.
仅仅对后者(移入人数)做严格地控制。大约一半的移民不是从国外回国的英国人，就是其他欧盟国家的国民。
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Finally, we compare six degrees offreedom simulation results of ballistic re-entry missiles motion with the computing results of approximate formula. The comparison shows the feasibility...