Nh脿 C谩i X贸c 膼末a
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将天然钻石作为“种子”置入真空室→泵入3000℃的甲烷和氢气→两种气体迅速分裂→从甲烷中分裂出的碳原子集合于“种子钻石”，模仿其晶体结构，以0.006毫米/小时的速度“生长”→几天后，1克拉的钻石就被“培育”出来啦！快来看英国科学家最新实验。就在记者进行调查的过程中，又无意间发现了这样一幕：大量的化肥堆放在有机种植基地的耕地里。据《韩国时报》网站5月7日报道，首先，要想实现朝鲜无核化这项共同目标，这三个亚洲国家的密切合作必不可少。
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经济新闻精选：
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