美国持有学士学位的科学与工程技术方面的工作人才24%都是移民,而持有博士学位的工作人员比例高达47%。
They make up 24% of the U. s. science and engineering workforce holding bachelor 's degrees and 47% of science and engineering workers who have PhDs.
日本超过65岁的退休人员和工作人员的比例由1980年的14%上升到2008年的34%,预计到2020年达到49%。
The ratio of Japanese aged over 65 to thoseof working age rose from 14% in 1980 to an estimated 34% in 2008. It is forecast to increaseto 49% by2020.
高犯人的专业工作人员的比例,以及日益重视的结果,这种方法需要考虑。
With high inmate to professional staff ratio and the growing attention to outcomes, this approach needs to be considered.
高犯人的专业工作人员的比例,以及日益重视的结果,这种方法需要考虑。
With high inmate to professional staff ratio and the growing attention to outcomes, this approach needs to be considered.
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