初次运移的动力主要是异常高压，二次运移的动力主要是浮力和流体势差。
The driving force of primary migration is mainly abnormal high pressure and that of secondary migration is buoyance and fluid potential difference.
在一般条件下（如一次采油、二次采油、侵入时）流体流经岩石时不能移动的原油。
Oil that does not move when fluids are flowed through the rock in normal conditions, for example primary and secondary recovery, and invasion.
共沉淀法制备的磁性颗粒经二次分散后稳定悬浮于硅油中，得到了硅油基磁流体。
The magnetic particles prepared through coprecipitation suspend stably in the fluid of polydimethylsiloxane after twice dispersing, and so the polydimethylsiloxane based ferrofluid is prepared.
结果表明，湍流控制器可起到减小钢水喷溅、防止二次氧化和改善流体运动路线的作用，并减少短路流的发生。
The results show that turbulence inhibitor has the functions of preventing sputter of liquid steel during casting, avoiding the reoxidation of steel, and decreasing the ratio of short circuit.
流体在压差作用下，流经绕与中心线成任意角的转轴匀速旋转的圆管时，由于哥氏力的作用，垂直于中心线的截面内将产生二次流。
While an incompressible liquid flows through a rotating inclined-tube with a constant pressure gradient the secondary flow due to Coriolis Force appears on cross section of the tube.
采用集中参数处理方法，把直流蒸汽发生器二次侧按流体相变分区，建立了动态热工水力模型。
The dynamic thermal hydraulic model of Once Through Steam Generator (OTSG) is developed, Which characterized by lumped parameters with moving boundary.
报道了采用十二烷基硫酸钠进行磁性颗粒的二次改性通过胶溶法制备稳定的磁流体。
The preparation of stable magnetic fluid by the way of gel with using C12H23OSO3Na is introduced.
报道了采用十二烷基硫酸钠进行磁性颗粒的二次改性通过胶溶法制备稳定的磁流体。
The preparation of stable magnetic fluid by the way of gel with using C12H23OSO3Na is introduced.
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