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用胸阻抗法测定了8名男性青年不同强度劳动时的心脏功能。
Heart functions of 8 young male subjects were determined when working under different labor intensities.
youdao
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用胸阻抗法测定了8名男性青年不同强度劳动时的心脏功能。
Heart functions of 8 young male subjects were determined when working under different labor intensities.
youdao