查询词典 capacitance

The issue of task structure for the capacitive pressure sensor circuit design of the interface to the sensor capacitance detection, self-designed in this laboratory for the design of the capacitive pressure sensor capacitance detection circuit and tested.

本课题的研究任务为对于电容式气压传感器结构进行接口电路的设计研究来实现传感器电容的检测，自主设计出针对于本实验室所设计的电容式压力传感器的电容检测电路并进行测试。

But ECT technology has the following characteristics: 1 the measured capacitance and its change induced by the measured material concentration variation are very small, but the stray capacitances of co-axial screening cable and CMOS switches are relative very large, so the capacitance detecting is easily affected by the stray capacitances, 2 the electric fields in the sensors detecting region is affected by the permittivity distribution, non-uniformity of the space responsive sensitivity is very high, and the image reconstruction is undetermined.

但由于ECT技术中，首先所检测的微电容量及其因物流相含率的变化所引起的变化量很小，而由相关的连接同轴屏蔽电缆与切换CMOS开关所引入的杂散电容远远大于测量电容，微电容的测量容易受杂散电容等的影响；其次，多电极电容传感器测量区内的电场受介质分布的影响，且测量区内的空间响应灵敏度极不均衡，其影响图像重建的不确定性；其三，ECT中的图像重建，由于其是一个欠定问题的求解，在迭代求解方法中，迭代的初值影响迭代过程收敛到近似解的速度；其四，对于气/固两相流应用而言，由于ECT系统在线标定的难以实现，管壁磨损等因素的影响制约该技术应用于生产工艺中气/固两相流的长期连续检测。

Through comparison with the classical dielectric polarization theory, we have demonstrated that this capacitance response is essentially a consequence of the non-local property of the wave-functions and the quantum confinement supplied by the potential barriers, so it is referred to as"the QCSE-related quantum capacitance".

与经典介质极化理论的比较表明该电容响应与载流子波函数的扩展性和量子阱势垒的量子限制作用是密切相关的，故称之为"QCSE量子电容"。

To sense the slider flying height, a gap capacitance method is developed in this study to measure capacitance variation between the pickup head and disk surface.

为了量测滑块飞行高度，本研究发展出一种间隙电容的方法，以测量读写头与碟片表面之间的电容变化。

By setting up the mathematic model of the measuring method, the function of the changing rate of containing water ratio in crude oil and the equivalent capacitance of multi-electrode capacitance sensor were achieved.

摘 要：设计了测量原油含水率的多极板式电容传感器及测量电路；建立了多极板式电容传感器测量原油含水率的数学模型，得到了原油含水率变化量与多极板式电容传感器等效电容变化量之间的函数关系。

It was propxed that the oxide scale be idealized as a capacitor, thus, an equivalent circuit of aide capacitance in series with double-layer capacitance was established to represent the impedance spectra for Fe and Fe-Cr alloys.

提出将合金表面形成的氧化膜理想化为一电容器，并建立了氧化物电容与双电层电容相串联的等效电路来描述合金腐蚀的阻抗特征。

The results of numerical computation show that pulse transmission line of multi-small-loading capacitance with proportional spacing can be well compensated by the equivalent distributed capacitance method.

图1为快脉冲传输线负载模型，根据传输线理论和分布参数理论，取样门最终可等效为加载到传输线的多个容值很小(0.3 pF)的电容负载。

The C-V curves shows that the NiTiO3 gate dielectric can achieve a thin capacitance equivalent thickness and high gate capacitance density.

此外，由电容电压曲线图可看出钛酸镍介电质具有较薄的电容等效厚度与较高的闸极电容密度。

The study was supported by National Nature Science Foundation of China of ""Biological foundation study of electrical indexes assessing tree vigor"". The mechanism of tree's leaf and stem capacitance and the application of electrical indexes under environmental stresses were studied. The main conclusions are summarized as following:(1) The leaf capacitance had significant positive correlations with leaf exosmosis electro conductivity, exosmosis percentage and leaf absolute moisture content, had significant negative correlations with leaf electrolyte electro conductivity and had no correlations with leaf relative water content.

本研究在国家自然科学基金"林木健康状况评价的电指标生物学基础"的支持下，对树体叶片电容和树体干部电容的机理及外界胁迫因素作用对树体电指标的影响进行了初步研究，研究的主要结论包括：(1)树木叶片电容与单位质量叶片离子外渗液电导率、叶片细胞离子外渗百分率及叶片绝对含水率呈显著的正相关关系，与单位质量叶片总电导率呈显著的负相关关系，与叶片相对含水率的相关性不显著。

The specific capacitance of the ACNT electrode was calculated at 16F/g before the MnO2 film modification, and then it increased to 330 F/g after the MnO2 film deposition due to the special Faradic capacitance of MnO2 With scaning for 200 cycles, there's a litter change for its cyclic voltammogram curve, indicating the good reversible and capacitive property for the MnO2-ACNTs composite.

直立碳纳米管电极的比电容为16 F/g，在碳纳米管表面沉积上二氧化锰修饰层后，此复合材料电极的比电容增大至330 F/g，比电容量大幅提升近20倍。同时扫描200圈后，直立碳纳米管与二氧化锰复合材料的循环伏安曲线变化很小，说明其具有相当好的循环寿命和电容稳定性能。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。