The external fuel tank for the space shuttleDiscovery undergoes examination in the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida on December 23.

12月23日，发现号航天飞机的外燃料箱正在NASA位于佛罗里达的肯尼迪航天中心的装配大楼接受检查。

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Objective: Through the external quality assessment for ALT, investigate the national level of examination with ALT, standardize the examination method and improve the testing Quality in blood banks.

目的：通过血清丙氨酸氨基转移酶（ALT）检验室间质量评价工作，掌握全国血站血清ALT检验状况，使ALT检验逐步规范化，提高血站实验室ALT检验的水平和质量。

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The state planning commission and the People's Bank of China will conduct external supervision by the means of both annual check-up and irregular selective examination.

国家计委和中国人民银行将采取年检和不定期抽查相结合的方式进行外部监管。

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He said the panel considered it "probable" that Dr Patel "performed only a cursory external examination of the body".

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These English Bac subjects will be assessed entirely by an external examination, with proposals for an end to all internal assessment.

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In Caerphilly county, Rhymney comprehensive opened to staff and external examination pupils only due to access difficulties due to icy conditions.

BBC: Schools shut after snow and ice in Wales