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1)  projectile base
弹底流场
2)  flow field under petroleum drill well
井底流场
1.
Numerical simulation of flow field under petroleum drill well of non-simplified PDC drilling bits;
非简化PDC钻头井底流场数值仿真
3)  downhole flow field
井底流场
1.
The overall characteristics of flow field are analyzed and various influences of nozzle diameter on the downhole flow field of PDC bits are obtained.
分析了流场的总体特点,得出了喷嘴孔径对PDC钻头井底流场的各种影响。
4)  base flow field
底部流场
1.
Wind tunnel tests of bound submissiles ejected rearward into the base flow field are introduced.
介绍了子弹束后向抛入底部流场的风洞试验:后抛观察试验、测力试验和测压试验。
5)  projectile flowfield
弹丸流场
1.
The boundary-fitted grid generation is an important part of numerical simulationtechnology of projectile flowfield.
本文采用Thompson任意曲线网格生成方法和非齐次离散源项,研究了弹丸流场求解域的网格生成问题。
6)  bottom?hole crossflow field
井底漫流场
1.
In order to develop the predictable and quantitative research technology, the potential flow theory was used to simulate the bottom?hole crossflow field.
而喷嘴几何形状、喷嘴布置方式是决定井底漫流场是否合理的关键因素。
补充资料:弹状流
分子式:
CAS号:

性质:又称弹状流或团状流。由气体和液体组成的两相流在水平管道中的一种流型。其特点是高速气体把液体冲刷成气泡和泡沫液,形如“炮弹”,这些“炮弹”周期地在液面上飞速冲过,此时液体的压力降,会产生相应的波动,有时液团的冲击甚至会使设备受到震动。

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