The method of determining Ni, Cu and Pbi n urine with isotope dilution mass spectrometry(IDMS)is described.

介绍了采用同位素稀释质谱 法（IDMS）测定 冻干人尿样品中镍、铜、铅的含量。

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Pitney Bowes ( PBI - news - people ), Nationwide and AMD.

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Consistently ranked high in tennis and media polls, the Peter Burwash International (PBI) Tennis program is top-notch.

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At the closing bell, PMTC is off about 0.7%, while PBI is down about 0.3% on the day Friday.

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