【判断题】【消耗次数:1】
皮带传动能保证准确的传动比。
正确
错误
参考答案:
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相关题目
【判断题】 皮带传动不能保证准确的传动比。
①  正确
②  错误
【判断题】 齿轮传动能保证准确的传动比。
①  正确
②  错误
【判断题】 齿轮传动不能保证准确的传动比。
①  正确
②  错误
【单选题】 带传动不能保证准确的传动比,其原因是______。
①  带容易变形和磨损
②  带在带轮上出现打滑
③  带传动工作时发生弹性滑动
④  带的弹性变形不符合虎克定律
【单选题】 带传动不能保证准确的传动比,其原因是()。
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②  带容易变形和磨损
③  带传动工作时发生弹性滑动
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【单选题】 带传动中传动比较准确的是()
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【判断题】 周转轮系的传动比等于各对齿轮传动比的连乘积。()
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【判断题】 最大传动比与最小传动比之比值越大,挡位数应越多。
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【单选题】 确定汽车传动系的最大传动比时,需要考虑()。
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②  汽车的最大爬坡度、最高车速和附着率
③  汽车的最大爬坡度、最低稳定车速和最高车速
④  汽车的加速时间、最高车速和附着率
【判断题】 直接档传动比小于1
①  正确
②  错误
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