A historical record of work on national standard methods for rare earth chemical analysis in China is reviewed and recent development in this field is introduced.

回顾了我国稀土化学分析方法标准化工作的历史，并介绍了近年来我国稀土化学分析方法标准化工作的进展。

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Mr.Obama is making the change amid outrage over record payouts to financial executives, some of whom work at companies that needed Washington to bail them out with billions of taxpayer dollars last year.

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Instead, universities will have to recruit those with other qualifications such as vocational qualifications or a good record of work or training experience.

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Unfortunately, he kept no day-to-day record of the work he performed.

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It has a track record of being able to work with media properties and traditional game publishers.

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