The reason why the light particles couldn't fall in the first place has to do with the fact that the molecules of the liquid due to their temperature, have a chaotic motion.
轻的微粒之所以,不会这样,向试管尾端移动,是由于液体分子,因为温度而进行某种混乱的运动。
Viscous friction is the fiction, or resistance to relative motion, between adjacent layers of liquid. The resistance of motion between these oil layers is called viscous friction.
粘性是液体流层问相对运动而产生的摩擦力或阻力。油层间所产生的运动阻力称为粘性摩擦力。
At 10 PM that same night, a technician pressed a start button for the liquid gas pumps and the world 's most expensive oil rig accident was set in motion.
在当天夜里10点，技术人员按下按钮让液态气体泵开始工作，同时为史上最昂贵的石油钻井事故埋下了伏笔。不到两个小时，300英尺高的平台就被大火吞没。
Due to the incompressibility of liquids (true for practical purposes), all energy imparted to a liquid by the pumping action tends to put it in motion.
由于液体的不可压缩性(实用上可认为是真实的)，离心泵对液体施加的全部能量欲使液体运动。
Piston pump mainly by the piston in the pump cylinder for reciprocating motion to breathe and remove the liquid.
活塞泵主要由活塞在泵缸内作往复运动来吸入和排除液体。
This paper deals with the motion of viscous liquid column with finite length and two free surfaces in a vertical straight capillary tube.
本文考虑了竖直毛细管中具有两个自由面的有限长液柱的粘性流体运动。
Based on the molecular motion characteristics of liquid in low temperature, the paper presents the equations for specific pressure for sealing liquid in low temperature.
本文根据液体在低温状态下，分子运动的特性，提出了低温密封液体的比压计算公式。
In the interior ballistic cycle of regenerative liquid propellant gun, in addition to motion of projectile, there exists motion of piston compressing the liquid propellant.
再生式液体发射药火炮在内弹道循环中，膛内除弹丸运动外，还存在活塞压缩液体燃料的运动。
On account of the high non linearity related to the large amplitude motion of free liquid surface, it is very difficult to obtain a complete theoretical solution.
它涉及到自由液面大幅度运动的一系列非线性问题，很难获得一个完全的理论解。
Using the harmonic oscillator model of quasicrystal of liquid, the wave equation describing the motion of liquid molecules has been derived.
用液体的准晶态的谐振子模型，导出描述液体分子运动的波动方程。
Variations on which attitude of spacecraft dependents are time, law of motion of manipulators, liquid mass, liquid inertial tensor and damping coefficient besides paths of motion of manipulators.
研究表明：影响充液航天器姿态的因素除了机械臂运动的路径，还有机械臂运动的时间、机械臂转角的变化规律、液体的粘性、质量和惯性张量等。
The key technologies, the whole makeup, the motion between electrode and workpiece at three coordinates, precise orientation of electrode and cycle system of work liquid are emphatically studied.
该技术方案以小型电火花机床的主轴头和电源控制柜为基础，重点研究了总体结构、电极与工件之间的三坐标移动、电极精确定位、工作液循环系统等关键技术。
The non horizontal flow liquid drops in flow field and their a few motion state in oil water separator are analyzed and discussed, the computing model are given in this paper.
对油水分离器中流场非水平流液滴所受曳力以及液滴的几种运动状态进行了分析讨论，并给出了有关的计算模型。
The centrifugal force generated by rotating motion is utilized for the return of the liquid in the revolving heat pipe with corner.
拐角式回转热管利用热管旋转时产生的离心力回液，结构简单，散热能力强。
Based on coupling control of mechanical motion and liquid flow, an automatable adjusting technology for cell position and attitude was proposed.
基于机械运动和流场流动的耦合控制，提出了自动化的细胞位姿调节技术。
A new working mode of directly using the reciprocating motion of piston for outputting liquid power was put forward.
提出了一种直接利用内燃机活塞的直线往复运动实现流体压力能输出的新工作模式。
In a liquid the motion of the particles may be neither purely transverse nor purely longitudinal but a combination of the two.
在液体中粒子运动可能既不完全横向的，也不完全是纵向的，而是两种运动形式的组合。
It is always a very important problem for designers to research the law of motion of two-phase liquid in centrifugal pumps and to perfect its design theory and method.
研究固液两相流体在离心泵内的运动规律、完善其设计理论和设计方法一直是设计人员十分重视的课题。
Since there is no motion, the entrapped liquid will heat up, and eventually partial evaporation may take place, a condition which must be avoided.
由于没有液体流动，泵内的液体将受热升温，最终将发生部分汽化，必须避免上述情况的发生。
The motion equations of sealed liquid and magnetic liquid which is considered to be non-Newton fluid in magnetic liquid seal were solved respectively and their speed distributions were got.
分别求出了磁液动密封中磁液和被密封液体的速度分布，特别是磁液作为非牛顿流体运动方程的解，并计算了两相液体界面的速度差。
In the case of liquid tank carriage scaled in motion its accuracy is likely affected by the surge of liquid in tanks.
液体罐车的动态称重，由于车内液体的涌动影响测量精度。
Fuel dispersal are divided into three stages: that is, the forming and spreading of jet, the expanding of fuel in two directions and the merging motion of gas-liquid.
划分燃料抛撒过程为三个阶段：射流形成与扩散运动阶段、燃料两向膨胀运动阶段和气液融合运动阶段。
Brownian motion the random motion of microscopic particles due to their continuous bombardment by the much smaller and invisible molecules in the surrounding liquid or gas.
显微镜下可见的颗粒的随机运动，是由于在液体或气体环境下许多小而不可见的分子连续碰撞产生的。
Linear seal technology with magnetic liquid is a new method for dynamic seal, which can accomplish linear seal and rotary motion seal.
磁性液体直线密封是一种新的动态密封技术，它能够完成直线和旋转密封。
Finally, a method is given for estimating the motion track of the liquid drop, and...
最后介绍了液滴运动轨迹的计算方法，并和实验结果作了比较。
Incipient motion of solid grain in solid-liquid two \ | phase flow is often concerned in many petroleum technologies, such as horizontal drilling, gravel-packing and sand washing.
水平井钻井、砾石充填及冲砂等作业都涉及到固液两相流动的固体颗粒起动问题。
Tangential air makes the particles rotating and intensifies particles' turbulent motion, so the liquid drops are easier to collide with particles and wet them.
切向风使颗粒旋转产生离心力，加剧了颗粒湍动，使床层表面呈漩涡状，这有利于喷雾液滴形成的锥面与颗粒相接触。
The invention relates to a square hole-shaped grooving diversion type structured packing which can intensify the turbulent motion of a liquid film.
本发明涉及一种能够强化液膜湍动的方孔型开槽导流式规整填料。
The invention relates to a square hole-shaped grooving diversion type structured packing which can intensify the turbulent motion of a liquid film.
本发明涉及一种能够强化液膜湍动的方孔型开槽导流式规整填料。
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