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Analyses on condition for generating the natural convection show that the natural convection results from the non-conservative body force, so, its enhancement and control can also be achieved by active control of the body force acting on the fluid.

自然对流换热的强化与控制随着微电子和微加工技术的快速发展受到越来越多的关注和重视，但现有技术主要集中于自然对流换热表面的结构设计和优化。

In the numerical computation, a two-dimensional numerical method integrating finite element method and difference method was employed, where the finite element method is used to calculate the magnetic field of the permanent magnetic guideway and the difference method is used to calculate the induced current in the superconductor, then the levitation force and the lateral force were calculated by Lorentz formula.

在数值计算部分，实现了一种集有限元法与差分法为一体的数值计算方法。

Other events included performances by the United States Air Force Honor Guard, several Air Force bands, an art exhibit at the city's museum and several showings of the IMAX movie,"Fighter Pilot: Operation Red Flag" at the Clark Planetarium.

其他活动包括美国空军荣誉卫队、几支空军乐队的表演、市博物馆的艺术展、在克拉克天文馆放映了几场IMAX电影——"战斗机飞行员：红旗行动"。

Throughout its history, then, Chinese art conceives nature as animated by an immanent force, and the object of the artists is to put themselves in communion with this force, and then to convey its quality to the spectator.

有史以来，中国艺术便是凭借一种内在的力量来表现有生命的自然，艺术家的目的在于使自己同这种力量融会贯通，然后再将其特征传达给观众。

By analyzing the double electron model, the gap revision factors of attract force and repulsive force with body center cube and face center, cube are obtained.

介绍了晶体结构和空间点阵，发现Hamaker假设模型中存在原子空隙，导致Hamaker假设1和Hamaker假设2存在矛盾，并由此介绍了w-S模型。

By using the second order Stokes wave theory,the wave force is calculated and the method to deduce the formula of the second order Stokes wave force spectrum is explored.

本文基于二阶Stokes非线性波浪理论探讨了采用非线性波浪理论时随机波浪力谱的计算方法，并用一典型算例，对本文公式的计算结果与线性波理论的计算结果进行比较。

When you mount the piezoelectric disk on a target structure, it serves as a simple force sensor and accelerometer by producing a voltage that's directly proportional to the force acting parallel to the disk's direction of polarization.

当安放在目标结构上时，压电片成为简单的压力传感器和加速度计，产生正比于压力且平行于压电片极化方向的电压。

Based on Geldart's particle classification and Ergun equation, and by taking into account the relative magnitude of viscous force and inertial force acted on the particles, a new transition equation between particle groups B and D is obtained.

根据Geldart 颗粒分类思想，以Ergun方程为基础，考虑粘性力与惯性力的相对大小，新建立了B/D 类颗粒的边界方程。

The Newton the first laws finger object is had the character keeping original motion state , the inertia theorem is also called: Under the circumstances of not accepting an outside force or being accepted an outside force by zero, the object always keeps uniform motion or motionless.

牛顿第一定律指物体具有保持原来运动状态的性质，也被称为惯性定理：在不受外力或所受外力为零的状态下，物体总保持匀速运动或静止。

The atomic force microscope invented by Binning et al in 1986 possesses very high spatial resolution. It measures the atomic force through a micro-cantilever of very little spring constant .

原子力显微镜是1986年由诺贝尔奖金获得者Binnig等人发明的一种分辨率极高的表面分析仪器，它通过检测一根弹性常数极小的微悬臂梁在样品表面。。。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。