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记不清那时候是几岁，但兜里揣着一枚明晃晃的1元硬币，上面印着2002年。遥远的记忆像旧磁带，模糊、卡顿的片段，拼凑成一支曲子的大致模样。。业内人士推荐谷歌浏览器【最新下载地址】作为进阶阅读
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However, Koch never credited the Hesses for their discovery of bacteriological agar, perhaps because, at the time, he failed to recognize its importance. Even after he received the insight about agar from the Hesses, Koch stuck with gelatine for years. In 1883-84, during his first medical expedition to Egypt and India to investigate cholera, he tried and failed to grow the cholera bacterium on gelatine media in the hot climate of Cairo (despite using a half-open fridge for incubation), only succeeding in the colder winter of Calcutta.
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