咖啡含抗氧化剂，其中包括一系列圭宁的混合物。 通过对实验室的老鼠进行试验调查表明，它们能增加老鼠对胰岛素的敏感性。
"Coffee is loaded with antioxidants, including a group of compounds called quinines that when administered to lab rats, increases their insulin sensitivity\" he tells WebMD.
科学家还强调说，他们的结论是基于在实验室中对老鼠进行的试验得出的，锻炼能否减少人患皮肤癌的危险目前还不得而知。
The scientists stress that their conclusions are based on laboratory studies on mice, and it is not known if exercise lowers the risk of skin cancer in humans.
掌管化学、力学、焊接实验室，负责日常试验结果的正确性、准确性，对异常结果的分析及日常行政管理。
In charge of Chemical, Mechanical and welding Lab, take the responsibilities of the accuracy of testing data, root cause analysis, administration management.
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