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方法:采用枸椽酸钠引咳试验观察对豚鼠的止咳作用;
Methods: We adopted the cough experiment with natrium citricum to observe the effect on relieving cough of guinea-pig.
youdao
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方法:采用枸椽酸钠引咳试验观察对豚鼠的止咳作用;
Methods: We adopted the cough experiment with natrium citricum to observe the effect on relieving cough of guinea-pig.
youdao