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【单选题】
圆柱齿轮传动中,当齿轮的直径一定时,增大齿轮的模数、减少齿轮的齿数,可以______。A.
提高齿轮的弯曲强度
B.
提高齿面的接触强度
C.
改善齿轮传动的平稳性
D.
增强抗胶合能力
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