worker-hour rate

Conclusions The blood system in X-ray worker with chromosome aberration was more harmed and the rate of abnormal WBC increased.

结论发生染色体畸变的X射线工作人员，白细胞异常率增加，造血系统损伤更严重；

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But a periodically renegotiated piece rate system can sustain worker cooperation.

但是,如果能定期重新协商工资率,企业和工人就能达到合作的最优化.

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The research under the condition of absent queen colony suggest: worker bees in the absent queen colony appear fidget, more tend to sting, attendance rate descend to 36 5~ 48 3%, the ability of collection degrade.

对无王状态下蜂群的研究表明：无王蜂群烦躁不安，易螫人，出勤率下降365～483%，采集力降低。

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The rate of knowing knowledge of every crowd about AIDS is still a bit poor, and that of common crowd, young student and sex worker was respectively 68.06%, 74.69% and 56.63%.

人群艾滋病知识知晓率均偏低，普通人群、学生及暗娼分别为68.06%、74.69%和56.63%；

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The fatality rate among Alaskan crab fishers is about 80 times that of your average worker.

阿拉斯加捕蟹渔民的死亡率是普通工作者的80倍。殡仪业�

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