We list a sample of 50 pairs of pulsar (PSR) and supernova remnant (SNR) associations which have been suggested from over 230 SNRs and 1300 PSRs.

从所有已被提出和发现的230多颗超新星遗迹和1300多颗脉冲星中，总结出一个共50对脉冲星与超新星遗迹成协候选体的样本。

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The experimental results of the PSDL algorithm under network distributed computing environment are given and compared with that of the PSRS algorithm.

给出了网络分布计算环境下PSDL算法的实验结果，并与PSRS算法进行了对比。

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PSRs are driven by their own ambition and rewarded with commissions when their efforts generate new sales.

FORBES: Court Rebuffs Labor Dept. On Sales Rep Overtime

By contrast, Pfizer (nyse: PFE - news - people) and Schering-Plough carry PSRs of 9 and 6, respectively.

FORBES: Magazine Article

McEntire suggests being wary of companies with PSRs higher than their peers.

FORBES: Magazine Article