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摆线内滚针泵 |
发表于 2018-12-30 13:39
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发表于 2018-12-30 19:08
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点评
摆线周长与滚针周长之比不是整数,且与齿数等参数也没有相应关系。
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发表于 2018-12-31 07:43
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发表于 2019-1-7 20:49
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