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piaoyangdexin

木虫 (著名写手)

[交流] 化原计算

帮我算一下,9立方空压机3台,20立方米一台,16立方米一台,需要统一架设一条管路,供4台潜孔钻工作,工作风压为7.5--12mpa,管路需铺设500m,需要几寸管子?每延长100米压力降低多少?把计算方法给我。
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sulfonate

金虫 (著名写手)

★ ★ ★ ★ ★
piaoyangdexin(金币+1):谢谢参与
piaoyangdexin(金币+2,VIP+0):谢谢提醒,我也是帮别人的忙。回复的有些晚,呵呵! 8-24 13:06
piaoyangdexin(金币+2,VIP+0):多多交流! 8-24 13:45
命令?还是修改一下怎么让人帮你计算吧!
2楼2009-02-12 09:50:55
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