查询词典 dielectric

Reservoir bed is distinguished by providing the information about resistivity of formations using Electromagnetic Propagated Resistivity Logging method with several mega-hertz operation frequency. The information of dielectric constant of invaded zone is provided using Ultrahigh-frequency Electromagnetic Wave Logging method with above 200 mega-hertz operation frequency, which has no enough radial investigation depth but has a good vertical resolution.

几兆赫兹电磁波传播电阻率测井通过提取地层电阻率的信息来判别油层，以SPPRRYSUN公司源频率为2MHz的EWR-3D测井仪为代表。200 MHz以上的超高频电磁波传播测井具有很高的垂向分辨率，但探测深度太浅，基本上只能反映侵入带介电常数的信息，SCHLUMBERGER公司已推出源频率为1 。1GHz的EPT测井仪。

A top loaded antenna is provided that is composed of a triangular-shaped resonator and a dielectric substrate.

一种顶端负载之类梯形平面天线，其中，顶端负载之类梯形平面天线形成在一基板表面，并藕接至一射频电路。

This patented technology has allowed the alloy material between the rotor and stator with the gap as small as possible, from the pump rotor design to reduce the angle of the thin dielectric transmission pump leakage at the time to ensure that no output pulse of the fluid medium.

这种具有专利技术的合金材料允许在转子和定子之间的配合间隙尽可能小，从转子泵设计技术的角度上减少了稀薄介质输送时的泵内泄漏，保证了无脉动的流体介质输出。

In this paper, main influential factors on dielectric surface discharge in transformer oil are discussed.

介绍了影响固体绝缘材料在变压器油中沿面放电特性的主要因素。

Acording to the results for the analysis of component and structure of titanic iron ore with X-ray diffractometer and the fact in that titanic iron ore is prossessed of a dielectric property capable to absorb evidently microwave, a household microwave oven with power of 800W is applied to the decomposition of titanic iron ore sample under atmospheric pressure. It is shows that the sample with size of below 0.125nm can completely decomposed with phosphoric acid or mixture of phosphoric acid and sulfuric at about 160℃(corresponding to mid-low fire gear in microwave oven).

本实验根据X-射线衍射仪分析钛铁矿组成和结构的结果，利用钛铁矿显著吸收微波的介电特性，使用改装后的800W家用微波炉，在常压下选择中低火加热温度（160℃左右），分别用磷酸和磷硫混酸在微波辐照下消解粒度小于0.125mm的矿样，可快速将矿样消解完全。

The test sample of 550kV 50kA single break dead tank circuit breaker fulfilled dielectric test, capacitive current breaking test and short-current making and breaking tests etc in China national high voltage quality supervision testing center apparatus and KEMA high power laboratory in Holland.

该样机分别在国家高压电器检测中心和荷兰KEMA完成了绝缘试验及容性电流，大容量开断等试验。550kV单断口断路器所有电气性能得到了确认。

The study indicates that:install MOA at line side is the most effectiveness method to protect banked switch,keep up the tower dielectric level will increase the probability of lightning stroke, but it can reduce the amplitude of lightning intrusive waves, this is advantage to the protection of the substation ,and lightning protective effect of this mode is the best.

研究表明：在开关前安装MOA是保护热备用开关的最有效措施，即使在最严重的情况下，热备用开关的绝缘裕度也超过10%，可以保护开关的正常使用；不增加进线保护段杆塔的绝缘水平会增加进线保护段的雷击概率，但是此措施可以降低入侵波的幅值，对变电所防雷有利，这种防护方式的防雷效果最好。

Then the author respectively introduces the structure of the switch,dielectric,status quo of research,insulation,electrode materials and mechanism of laser-triggered surface flashover switch developed in recent years.

介绍了沿面闪络开关的结构、研究现状、绝缘介质和电极材料，并介绍了近年来出现的激光沿面闪络开关的可能机理。

In the present works, the First-Principles are used to study the surface effects and the epitaxial strain of the interface of the dielectric thin films in the atomic and electronic scale.

论文首先研究了LaAlO_3(001)薄膜理想表面的原子结构、热稳定性和电子结构。

The leakage current density of OSG is investigated by I-V measure. The dielectric constant, hysteresis phenomenon, capacitance-voltage curve shift and stretch-out of OSG is investigated by C-V measure.

利用电容-电压量测探讨薄膜的介电常数、C-V曲线的偏移、扭曲(stretch-out)、C-V磁滞的现象以及利用电-电压量测探讨薄膜的漏电流密度。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。