查询词典 potential energy

In the real switchback, where friction prevents the car from again reaching as high a point as that from which it started, there is still a continuous change between kinetic and potential energy.

在实际的升降滑道（图19）中，虽然摩擦力使小车不能重新达到像出发点那样的高度，但是仍发生动能和势能之间的不断转换。

According to the theory, the industry competitive field isa vector field, which has potential energy and momentum.

文中认为产业竞争场是一个矢量场，可分为外场和内场，并对场内各种矢量的指向进行了分析，揭示了竞争场上变量的流动机制，清晰地显示了弱势产业的变量特征，进而梳理了调整有关变量的思路和战略方法。

The principle of the minimum potential energy Because the virtual displacement is very small, the value and the direction of the external forces can be regarded as invariable during the virtual displacement, and only its acting points are changed.

三 极小势能原理由于虚位移是微小的，因此在虚位移的过程中，外力的大小和方向可以当做保持不便，只是作用点有了改变。

Treating the anharmonic terms of potential energy as perturbations,and employing the formulas for atomic displacements and Hamiltonian in phonon occupation number representation ,the formulas for thermal expansion coefficients of crystal nano-wires are derived and the numerical calculations are carried out in this paper.

将原子间相互作用势的非谐项作为微扰，运用声子数表象中的晶格原子振动位移和晶格振动哈密顿公式，推导了纳米晶体线的热膨胀系数公式，并进行了数值计算。

The anharmonic effect of atomic vibration taken into account and from the potential energy which reacts each other among atoms, Boltzmann statistical principle used, the relation formula of temperature and the distance change between atoms and coefficient of linear expansion is derived.

考虑原子振动的非简谐效应，从原子间相互作用势能入手，运用玻尔兹曼统计原理，推出了原子间距的变化与温度的关系式，并导出了固体的线胀系数。

COMPASS (Condensed-phase Optimized Molecular Potentials for Atomistic Simulation Studies) is used to calculate molecule potential energy in the method.

体积相关法比通常采用的等张比容法更能反映乳液聚合中单体种类和用量的变化对聚合物乳液表面张力的影响。

In this MCAI course ware, the potential energy surface of a bimolecular reaction system that is composed of three atoms has been described figuratively.

在此课件中，一个由三原子组成的双分子反应体系的位能面被形象地表达出来。

Study of the causes of MCS intensification and rainstorm shows that( 1) just before the heavy rains occur, there are high temperature, considerably wetness and unsteady convective stratification in the air over the rainstorm-hit area, in addition to significant increase in convectively efficient potential energy, condensation height and decrease in the height of free convection – all these favor the happening of the heavy rain,(2) the mergence of meso-βcloud clusters leads to the MCS such fast growth as to produce rainstorm,( 3) the two lines of cumuli in the north and west correspond, separately, to two convergences on the surface wind field, with stronger convergence at their meeting point responsible for such intense development of meso-βcloud cluster as to bring about torrential rains.

分析MCS加强和产生暴雨的原因表明，首先，暴雨发生前夕暴雨区域具有高温、高湿和对流性不稳定层结，并存在明显的对流有效位能增加、抬升凝结高度及自由对流高度降低的现象，有利于暴雨发生。第二，β中尺度云团之间的合并，使MCS迅速增长，产生暴雨。第三，北、西两条积云线分别与地面风场中的两条辐合线相对应，在它们交汇处的较强辐合导致β中尺度云团强烈发展产生暴雨。

Potential energy curve is the base and start point to discuss transitions between different electronic states of homonuclear ionic excimer.

首次定量地说明了离子准分子获得短波长激光的低激发阈特性。

The study of diatomic molecular potential energy function is the basic problem because diatomic potentials depend on only a single variable, the interatomic distance.

由于双原子分子的势能仅是原子核间距的函数，因此双原子分子势能函数是势能函数研究的基础问题。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了