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来源:雅诚德英语网
These studies have not provided evidence that RF exposure from the transmitters increases the risk of cancer.
这些研究没有提供证据说明接触来自发射机的射频会加大癌症风险。
These studies have not provided evidence that RF exposure from the transmitters increases the risk of cancer.
这些研究没有提供证据说明接触来自发射机的射频会加大癌症风险。