Women like wearing plain sweaters with no pockets, or other designs. The most important styles of women's wear are some formal clothes even many causal men don't like their confines.
A.
正确
B.
错误
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【单选题】已知一渐开线标准直齿圆柱齿轮,齿数25,齿顶高系数为1,顶圆直径135 mm, 则其模数大小应为( )。