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求指點(diǎn)鏈條輸送機(jī)的扭矩和電機(jī)功率計(jì)算 |
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點(diǎn)評(píng)
我反著計(jì)算了一下他那個(gè)字母值大約是3.13,那不是n,是pi,,字符顯示問題,看著像n而已,,該字符復(fù)制到百度搜索引擎里面立馬就看出來(lái)了,。60是每分鐘60秒
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點(diǎn)評(píng)
線速度轉(zhuǎn)換成m/s
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