随时

The distribution in discharge space,time change of electric field intensity,electron and ion density and the current density are calculated.

分别计算和分析了介质阻挡放电中电场、带电粒子浓度以及电流密度在放电空间的分布和随时间的演变过程。

The electrical conductivity of the asphalt concrete is stable over time.

纤维沥青混合料的电导率随时间的变化呈现良好的稳定性。

In this thesis, we focus on the theory for the interaction of molecular dipole moment with external electric field and use the numerical simulation to investigate the rotational state-selection of polar molecules in a hexapole electric field and the laser-field role of alignment or orientation for molecules based on semi-classical treatment, the detail is the numerical calculation for a quantum mechanical treatment of molecules and their interaction with the external field and a classical electrodynamical treatment for static electric field.

本文研究是在描述分子偶极矩（永久偶极矩或诱导偶极矩）和外电场相互作用的基础上，我们建立了对分子态选择和角动量取向、准直研究的半经典理论框架（即分子体系状态、能量及与外场相互作用使用量子理论描述，分子的运动轨迹使用经典电动力学描述），并利用数值计算方法对静电场和随时间变化电场作用下分子的转动态选择、取向和准直过程进行了研究。

The values obtained in thepresent study for the electron energy distribution function,drift velocity,ionizationcoefficient and attachment coefficient,etc.,are calculated and compared with theexperimental results reported in the literature,and the comparison is also carried outwith the values obtained from the two different types of fields.

应用Monte Carlo模拟法研究了氧气放电的电子参数，得到了在均匀电场中的电子能量分布、平均能量、漂移速度、电离系数、附着系数、迁移率及扩散系数随时间、电场强度的变化关系，并与文献上的实验结果进行了比较。

The results show that some elemental contents change obviously after cerebral ischemia and change with time.

结果表明，某些元素的含量在脑缺血后有显著变化，并随时间而变。

Elise: Let me know if you need anything else.

还有什么需要的话随时叫我。

Evolution of a phase transition system is an important topic with many applications. The crucial difficulty lies in the instability of ellipticity.

相变系统随时间的演化过程是一个有着广泛应用背景的重要理论问题，其核心困难在于椭圆不稳定性。

In other words, transistor emitter current will closely equal diode current at any given time.

或者说，晶体管发射极电流随时都接近二极管电流。

In the end education is the key to a virus-free environment and this is a continual process.

员工的潜意识里应该随时留意潜在的危险营造无毒环境及其防范措施。

Advanced technologies endow this engine with power to spare at all times, excellent fuel efficiency and low emissions.

先进的科技令它可以随时获取充沛的动力，同时更具有出色的燃油效率和低排放性能。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。