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[单选]  (5)(2分)这对齿轮的传动比_______。p5+PvkV0xjbz7PPHYGamA8scYNKBq5BmAaTE+EMZq8MNlF6S7mQbTYun3yDUNPF7JV17ttm5vlDBwX2ncywvwSwYDUTIsTwY4z82b6sdcTBBmTccG7LZQwPHwPjnxFuyQoGNFs0lpnUwmjFA1bmMvhRMsJc81Ht5ex0Yf+iJ49dz4n8zqHJvpb4kbANzuUGfzTcX0/sVfK5Pz1aP9PHbwKTPW6VnB1OF9oRFuzIJJFXp0pWpQnvCol2ZBJKqdOnKVKE9YdEvVXN13HfQjdwAAAAASUVORK5CYII=

发布时间:2024-03-05 0次
a. 2 b. 3 c. 1/3 d. 0.5
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