已知一米制蜗杆的分度圆直径d1为51mm，轴向齿距Px为9.425mm，齿形角为20 发布时间：2017-07-21 01:35 │ 来源：www.tikuol.com 题型：问答题 问题： 已知一米制蜗杆的分度圆直径d1为51mm，轴向齿距Px为9.425mm，齿形角为20°，导程角γ为10°，头数为3，用三针测量法测量，求量针直径dD和量针测量距M。
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题型：问答题 配对。( )1. Would you like something to drink?( )2. What time shall me leave? ( )3. How are you? ( )4. Your CD is very nice. ( )5. How often does your uncle drink? A. Fine, thanks. B. No, thanks. C. Thank you. D. What about this afternoon? E. Sometimes. 查看答案