目的了解冬、春季节兰州地区因急性呼吸道感染住院的老年患者常见病毒感染状况。

Objective to study the common virus infection of elderly hospitalized patients admitted because of acute respiratory tract infections during winter and spring in Lanzhou district.

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和三位友人一道自马里兰州前来的贝克(TomBaker)是第三次、也是最后一次观看航天飞机发射。他为美国航天员现在必须依靠俄罗斯宇宙飞船才能到达国际空间站而惋惜。

Tom Baker, who traveled from Maryland with three friends to see his third and final launch, laments that American astronauts must now depend on Russian capsules to reach the space station.

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乾隆三年(公元1738年)，临洮府治由狄道移至兰州，改称兰州府，又改州为皋兰县。

Qianlong 2003 (1738 AD), Lintao House rule by the Didao moved to Lanzhou, Lanzhou House renamed, and Gaolan County to the state.

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乾隆三年(公元1738年)，临洮府治由狄道移至兰州，改称兰州府，又改州为皋兰县。

Qianlong 2003 (1738 AD), Lintao House rule by the Didao moved to Lanzhou, Lanzhou House renamed, and Gaolan County to the state.

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