The results showed that heldf cultured in vitro lived up to52generations while the culture medium containing0.2% amb extract made the cells live up to77genera-tions.
结果表明，体外培养人胚肺二倍体成纤维细胞成活至52代，而含0。2%黄芪制取液的培养基使细胞成活至77代。
Along with the coming of information age, people'd lived in a world surrounded by medium. It is a urgent subject to indraught and practice the Media Education.
随着信息时代的到来，人们生活在一个被媒介包围的信息世界里，引进和实施媒介素养教育已经成为学校素质教育迫在眉睫的新课题。
The network influence already seeped each domain which lived to the people, the traditional medium cannot be exceptional.
网络的影响已经渗透到人们生活的各个领域，传统媒介更不能例外。
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