Byock说，由于资源缺乏，姑息疗法项目团队通常只能优先考虑晚期癌症患者以及癌细胞扩散得特别快的患者，比如胰腺肿瘤患者。
Without enough resources for everyone, palliative care programs often give first priority to people with advanced or fast-moving cancers, such as pancreatic tumors, Byock says.
在优先服务原则下，研究了一个三服务台重入型网络和一个任意多个服务台重入型网络的扩散近似。
Under priority service discipline, the diffusion approximations for a three-stations reentrant networks and a class of the re-entrant networks were studied.
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