Surface charge density of apoptotic cell was reduced by electret.
负极性驻极体能减少凋亡细胞的表面电荷量。
This paper also discussed the effect of electret on filter properties.
文章还讨论了驻极电介质对空气过滤性能的影响。
Finally the performance of the electret microphone tester is described.
最后简要介绍了该驻极体传声器测试仪所达到的性能指标。
The animals were divided into scalding group and electret treatment group.
动物分烫伤组和驻极体治疗组。
The electret microphone is a new microphone which is made with the electret material.
驻极体传声器是一种用驻极体材料制造的新型传声器。
In this paper, the formulas of hopping current in polymer and polymer electret are derived.
推导了聚合物和聚合物驻极体中的跳跃电流公式。
The electret microphone tester is used to test electret microphone's sensitivity and frequency response.
驻极体传声器测试仪是用来测试传声器的灵敏度及频率响应的。
Objective: to study the influence of electret field on fibroblast cell cycle and to probe its mechanism.
目的：研究驻极体对成纤维细胞生长周期的影响及其调控机制。
The ASTATIC 901 is a superior low noise, electret condenser cardioid surface mounted boundary microphone.
在无定向901是一个卓越的低噪音，表面贴装电容式心形话筒的边界。
The electrical characteristics in preparation process of corona charged polypropylene electret are discussed.
本文对电晕带电的聚丙烯驻极体制作中的电特性作了研究。
This paper discussed the circuit model of a electret microphone and the conventional microphone preamplifiers.
分析了驻极体传声器的电路模型及其传统的前置放大电路。
Objective: To investigate the effect of ultraviolet radiation on the stability of electret storing electric charge.
目的：研究紫外消毒对驻极体电荷储存稳定性的影响。
It has been especially emphasized that the study on electret state is a basic theory problem with great commonness.
特别指出了驻极态的研究是一个具有共性的基础理论课题。
It also gives a safety design problem analysis using an electret capacitor microphone to pick-up the heart sound signals.
该电路涉及到放大、滤波、电平抬升等电路，并给出了安全设计问题，利用驻极体电容传声器来拾取心音信号。
The invention relates to a double-component melt-blown durable electret non-woven fabric and a manufacturing method thereof.
本发明涉及一种双组分熔喷耐久驻极非织造布及其制造方法。
It specilizes in manufacture of carious circyle receiver electret receiver and accessories of various telecommunication product.
专业生产各种动圈受话器、驻极体话筒及多种通信产品配件。
The higher the surface voltage, the greater the effect of bacteriostasis or bactericidal action of electret on staphylococci aureus.
驻极体的表面电位越高，对金黄色葡萄球菌的抑菌效果越好。
Electret air filter material has superior filter performance, so it is considered as ideal filter material for coal-dust stained yarn.
驻极体空气过滤材料具有优良的过滤性能，是治理“煤灰纱”的理想过滤材料。
In combination with its excellent mechanical property, it is possible that ETFE is used as electret diagram of the electret microphone.
组合ETFE突出的力学性能，使其有望作为驻极体声传感器的储电振膜。
The electret fiber and the electret nonwoven are manufactured in this experiment, and their properties are analyzed by SEM, DSC and or so.
通过制备驻极体纤维和驻极体熔喷非织造布，并对成品进行电镜分析，并进行力学性能、透气、透湿、 过滤性等方面测试。
The principle of electret condenser microphone and its noise are analyzed in the paper. It will be helpful to improve the electric specification.
本文对驻极体电容传声器的原理及噪声作了分析，这将有助于提高它的电特性。
The rule of the shift of the mean charge depth at different environmental humidity was discussed for this electret material by heat pulse method.
利用热脉冲技术研究了不同湿度下电晕充电的聚酰亚胺薄膜沉积电荷平均深度向背电极的迁移规律。
The oriented, polarized material of liquid crystal polymer can be used as a piezoelectric material, electret material, nonlinear optical element.
热电液晶聚合物还可用作压电、驻极体、非线性光学元件等。
With the environment quality being required more and more, multiple attentions were paid to the studying on filter material of electret nonwovens.
随着人们对环境质量的要求越来越高，驻极体非织造布过滤材料的研究倍受关注。
The results show that the charge storage stability of film electret increases remarkably in high humidity surroundings after chemical surface modification.
实验结果表明，经过化学表面修正后，驻极体薄膜在高湿环境中的电荷储存稳定性显著提高；
This article approaches the problems of surface of electret films, i. e. defect states and absorbed states on the surface of an electret affecting its properties.
探讨了驻极体薄膜的表面缺陷态和表面吸附态如何影响驻极体的性能问题。
Theoretical evaluation and simulation experiments show that the improved BP neural network can effectively detect the image feature of electret condenser microphone.
理论分析和实验均表明该算法能实时有效地检测出驻极体麦克图像的特性。
It is found that the charge stability of ETFE electret is very good, and the stability of negatively charged ETFE is much better than that of positively charged ETFE.
结果显示，ETFE薄膜驻极体具有优良的电荷储存稳定性，负极性ETFE的电荷稳定性明显优于正极性样品。
A finite element approach, so called electrostatic-field analysis has been developed by ANSYS and APDL to solve the problem of the force of electret micromotor's rotor.
为了对驻极体微电机的转子进行静电场的受力分析，利用ANSYS软件及它的编程语言APDL实现了静电场的有限元分析。
A finite element approach, so called electrostatic-field analysis has been developed by ANSYS and APDL to solve the problem of the force of electret micromotor's rotor.
为了对驻极体微电机的转子进行静电场的受力分析，利用ANSYS软件及它的编程语言APDL实现了静电场的有限元分析。
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