A method for the determination of Pd and pt in catalyst by graphite furnace atomic absorption spectrometry is introduced, sulfhydryl cotton column is used to separate interferential elements.

介绍应用石墨炉原子吸收法测定催化剂中钯和铂的分析方法，及可将干扰元素去除的巯基棉柱分离法。

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The modified method can be applied to the analysis of Pt in the solution after the separation by extraction or ion-exchange process in the above mentioned media.

经过改进的方法应用于上述介质中萃取或离子交换分离后的溶液中铂的分析。

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You'll learn the exercises and techniques physical therapists (PTs) use to rehabilitate patients as well as the other skills you'll need to support a PT in her work.

同时你还要学习物理治疗师帮助病人恢复的运动方法和技术，以及其它协助物理治疗师所需的技巧。

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She only joined the PT in 2001, and did not rise through the party: her candidacy was imposed on it by Lula.

ECONOMIST: Brazil's next government

Of greater importance, the grassroots of the ruling Workers party (PT) in Brazil has a strong pro-Chavez component.

CENTERFORSECURITYPOLICY: Brazil and the Bolivarian Revolution

Samsung is up for its press event at CES Wednesday at 2pm (PT) in the Venetian hotel in Las Vegas.

FORBES: Samsung CES Press Event (Liveblog)