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关注：1
2013-05-23 12:21
求翻译：以孔口轴线为基准，对断面l一1和2—2列伯努利方程。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
以孔口轴线为基准，对断面l一1和2—2列伯努利方程。
问题补充： |
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2013-05-23 12:21:38
Axis on the basis of orifice, Bernoulli's equation on section l and 11 columns.
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2013-05-23 12:23:18
As a benchmark for the axis to orifice sessile L. 11 and 2- 2 Queen Elizabeth nulli equation.
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2013-05-23 12:24:58
Take the manhole spool thread as the datum, to cross section l one 1 and 2-2 row primary vertical stroke favorable equation.
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2013-05-23 12:26:38
Axis on the basis of orifice, Bernoulli's equation on section l and 11 columns.
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2013-05-23 12:28:18
Axis on the basis of orifice, Bernoulli's equation on section l and 11 columns.
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