高电压

Simplier and more efficient ion extraction methods for atomic vapor laser isotope separation AVLIS were evaluated using a 2-D electron-equilibrium model to compute and compare three electrostatic methods the parallel electrode method, the Π type electrode method, and the improved M type electrode method.

为探索用于原子蒸气激光同位素分离AVLIS的简单有效的离子引出方法，用二维流体理论电子平衡模型计算比较了3种静电场方法平行板电场法，Π型电极法，改进M型电极法计算发现，二维流体理论电子平衡模型并不能很好地描述Π型电极法对另外两种静电场方法，计算了不同外加电压、不同的初始原子密度和不同的目标同位素丰度等条件下的离子引出情况从计算结果可以看出，改进M型电极法不论是从离子引出时间还是从碰撞损失率，都要比平行板电极法好得多当外加电压较高或初始原子密度较高时，这种好处就更加明显因此，改进M型电极法是一种可供实际采用的比较好的静电场方法

Comparing the synchronous rectifier to normal circuit by calculating the efficiency indicates that forestay is much better on efficiency and thermal performance. A simple circuit with good consistency, high efficiency, high reliability and low cost is presented in this paper. The feasibility is proved by emulating with computer.

通过分析已有的集中解决隔离型变换器输出带预偏置电压启动的解决方案，提出了一种全新的一致性好、成本低、效率高、简单和可靠性高的解决隔离变换器输出有预偏置电压的启动问题的电路，通过仿真验证了其可行性。

The gm-C filter operates with supply voltage of 1.8V, has cutoff frequency of 1.6MHz to 2.4MHz, dissipates 0.75mW power, and has large differential input signals and wide common-mode voltage ranges of ±0.7V.

此滤波器是操作在1.8V的供应电压下，截止频率可调范围为1.6MHz至2.4MHz之间，功率消耗为0.75mW，并且具有±0.7V的高差动输入讯号及高共模输入电压范围。

Unstable electric current and voltage are the most two environmental killers for IC board,"High stable IC board" means having the ability to resist compression toward disorderliness electric current and voltage.

一片优质的IC板不仅具备多项功能，更重要的是具有『高稳定性』；IC 板的外在环境头号杀手是不稳定的电流、电压，『高稳定性』乃是指对紊乱的电流、电压有抗干扰性。

These materials have excellent chemical and thermal stability, high melting point, high thermal conductivity, high breakdown voltage and large carrier mobility rate especially the smaller electron affinity and potential or even a negative electron affinity, and the situation has greatly reduced the market launch of the threshold voltage, therefore, Field emission of such material will have a very vast potential for development and application prospects.

这些材料具有良好的化学与热稳定性、高熔点、高热导率、高击穿电压及大的载流子迁移率，特别是较小的电子亲和势甚至是负的电子亲和势，大大降低了场发射的阈值电压，因此，这类场发射材料将有着极为广阔的发展潜力及应用前景。

Based on the results, suggestions are provided to assist engineers in this field to select best parameters for saving test time of flash memories.

就NOR型的快闪记忆体测试来说，本研究发现，在相同测试条件下，随著IC电源电压升高可以减少测试时间，因为电压越高则写入与擦拭的动作会越快完成，且测试项目中最为费时的就是写入时间；提高测试频率也可以减少测试时间，因为较高的频率加快测试指令下达的速度与资料传输的时间，对於减少读取与写入的时间有极大的帮助。

This requires the current source to have considerably higher compliance voltage than might be expected and the voltmeter must have a much higher input resistance.

这就要求电流源具有比通常期望数值高得多的钳位电压，而电压表则必须具有高得多的输入电阻。

Starting from the steady-state performance of three-phase fully-controlled rectified circuit, which is with large inductive load, we take the front two items of the Maclaurin series of the DC voltage average as approximate formula, with considering of the effect of the AC-side inductance first, and further effect of AC resistance on DC voltage and commutation angle.

本文从带有高感性直流负载的三相全控整流电路稳态工作的物理情况出发，首先考虑了交流侧电感的影响，进而考虑交流侧电阻对直流电压、换相角的影响，将直流电压的平均值用麦克劳林级数表示，取前两项作近似，得出了实用的解析计算公式，并给出了计算步骤，实验证明该结果具有较高的精度。

To achieve high oscillation peaks, the design of the transformer has to be set to high reflected voltage.

要达到比较高的振荡电压峰值，变压器的反射电压必须设置的比较高。

It avoids the disturbance of the constant voltage source by imp roving the constant voltage source. It has high p recision and resolution, the measure resolution can be 0101℃, and p recision is ±011℃. The circuit has wide app lication with simp le structure, low cost, low power dissipation and small volume. It can be used in the p recise temperature measurement systems,such asmultip le thermal conductivitymeasurement.

用改进的电压测量电路间接测量热敏电阻的阻值，有效地克服了电压源的干扰，测量精度高，测量分辨率可达0101 ℃，测温准确度可达±011 ℃；并且该电路结构简单，成本低、功耗小、体积小，具有很高的实用价值，可用于需要精密测温的系统，如热导率测量仪的温度测量中。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！