Not only this System could lighten operating pressure of railway department, but also could provide exact information and selling ticket se…

使旅客能够及时、准确地获得所需要的信息与售票服务，减轻旅客购票和铁路相关部门的工作压力。

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Objective To have more information on healthy foods, the influence on growth and T lymphocytic transformation rate in rat fed with selenium(Se)-rich was studied.

目的探讨富硒米的剂量与大鼠正常生长（体重）血常规和T淋巴细胞转化的影响，为富硒米用于保健食疗提供有意义的实验依据。

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