题目内容：
链传动时，链长节数一般取偶数，是为了链传动磨损均匀。
A.正确
B.错误
参考答案：
选择题：链传动时，链长节数一般取偶数，是为了链传动磨损均匀。
- 题目分类：中国大学MOOC慕课
- 题目类型：选择题
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