Mosquitos began biting humans more than a million years ago | An analysis of 38 modern mosquitoes’ DNA suggests an ancestral mosquito species developed a preference for feeding on early humans between 2.9 and 1.6 million years ago,

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农历马年的第一缕阳光洒在哈法亚油田,哈法亚公司工程部副经理陈文昱像往常一样,一早来到CPF3采出水处理厂查看运行情况。这一去年刚刚投产的厂区将油田采出水处理能力从过去的5万桶/天提升至20万桶/天,在助力提升原油产能的同时,也为生产污水循环利用提供了技术保障。

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